An IED hidden in a soccer ball kills a man; this is similar to a string of explosions from half a decade earlier. While Sherlock and Joan are briefed at the scene, Sherlock notices someone suspicious looking and chases him. Sherlock is knocked down by a car, but the suspect leaves a hand print and is found in the system. It turns out he was in prison for vehicular manslaughter. Sherlock likes him as the suspect, but some things do not add up. Joan asks Shinwell Johnson, one of her last patients
Gang leader Halcon wants Sherlock to discover who killed the gang's favorite smuggler. Sherlock offers to do so in exchange for the identity of a drug dealer selling poisoned drugs. Halcon instead has the dealer killed. The smuggler's murderer was after the Imperial Jade Seal of China, a valuable artifact, which in actuality is believed to have been carved in the year 221 BC, 221B of course being Sherlock’s address number. Representatives of both mainland China and Taiwan want the seal, the latt
A murder at a clothing-optional retreat leads to the investigation of a week-old kidnapping for ransom; the kidnapped woman's husband, the head of a post-production company, had not reported it due to fear for her life. Sherlock investigates the husband, discovering that he stands to make a fortune from a software program's invention, which manipulates video footage. The recording of the wife's kidnapping seems to use the software. Eventually the wife escapes her kidnappers, but Sherlock realize
Russell Cole, an investment analyst at the firm Barrett White Capital, is murdered. The killer took Cole's laptop. Cole's boss, was Mitch Barrett. Barrett's wife Laurie was having an affair with Cole. Laurie provided a secluded cabin near Bear Mountain where Cole worked on projects. Cole had written a controversial astronomy article about the identification of asteroids that are potential threats to human existence. Cole's claim convinced NASA to cancel a $500 million infrared telescope project.
When Damien Novak, a vigilante who outed dating site sexual predators and publicly shamed them, is shot to death, Sherlock and Joan look into the men he humiliated. Among Damien's targets was Shane Fitzhugh, who fled to Indonesia after he was publicly shamed. Shane had engaged in many past sexual abuses and Sherlock realizes that one of his victims is Molly Parsons, an employee at the dating site Damien used. Molly admits she killed Damien out of anger because his actions caused Shane to leave t
A chef and several patrons are poisoned after dining on foie gras containing snake venom. The diners were all members of the IAO group, the Internet's first line of defense. The sole survivor, a vegetarian, says that there are many more defenses, as well as replacements for his deceased colleagues. A video is released, claiming credit for the poisoning and threatening to target the New York Stock Exchange. The NYSE shuts down operations for a security check by outside experts, allowing the heist
Sherlock and Joan search for two murderers after a base jumper is shot out of the sky by one killer and has his parachute sabotaged by another. The victim had bought a small plane and was smuggling people into the USA across the Canadian border. Both murderers' motives stem from the victim having an affair with an Afghan woman. His wife sabotaged the parachute, while the woman's brother shot him in an honor killing. Meanwhile, Joan takes drastic measures to try to ensure that Shinwell is not dra
Sherlock has been lying to Joan about attending recovery meetings. Meanwhile, a man's death is caused by eating poisoned sausage made of human meat. The second victim is Joaquin "Joaq" Pereya, a researcher who made a breakthrough in the artificial meat industry. A rival company hired a father-daughter team of assassins. Confronted with evidence for various murders committed by the pair, the daughter admits to eight killings, but denies murdering Joaq. That hit was called off after Joaq's product
Los Espectros gang member Ricky Morales is murdered with a vintage Nambu pistol, but Shinwell's .38 pistol is found near the scene, and he matches the description of a suspect fleeing the scene. Shinwell had been recruited as an FBI CI by Agent Calvin Whitlock to return to his gang, the SBK (South Bronx Killas). Whitlock, asked to subpoena the .38 to save Shinwell being implicated, refuses, claiming treachery from a prior CI by which he was stripped of authority to recruit more CIs. Since he rec
Joan has her DEA number and identity stolen, leading to the discovery of two dead bodies, those of a rheumatologist who stole her identity and the mother of one of her patients. The crooked doctor was illegally writing drug prescriptions using five stolen identities. Joan realizes the patient had been secretly poisoned by his mother all his life for the attention she got to bask in. The doctor had stumbled upon this when the mother contacted one of her stolen identities and gave an entirely diff
While wrapping up a murder investigation, Sherlock discovers evidence of a woman being held prisoner for years by Ryan Decker and races to track her down before she is disposed of by her captor. Decker's ex-wife is not surprised, saying she divorced him after catching him watching perverted porn. Blood found at a beach is feared to be that of the captive but is not. The NYPD rescue a captive, but she is not the one Sherlock is looking for, but rather a woman taken only a few months before. Joan
Clown Dale Schmitt is killed. Near the murder site, there is a manhole cover, below is the pipeline delivering New York City's drinking water. The news sparks panic buying of bottled water. However, the virus introduced into the water only causes diarrhea. Virologist Raymond Thorpe created it before fleeing the country. Gio Bianchi is a suspect, as his construction company had repeatedly won the contract to build a water filtration plant for the city, a contract that would only be implemented if
Jack Brunelle, the father of a now-dead assault victim takes a diner hostage to force Sherlock and Joan to solve his son's murder; the police and Sherlock had brushed him off when he tried to get them to investigate. He gives them until midnight to find the culprit, as that is when the statute of limitations runs out. The first hostage Brunelle plans to execute is the detective who botched the initial investigation. With Joan remaining behind as an additional hostage and having hours before the
eSports agent and commentator O.G. Pwnzr is attacked while live-streaming. His body is found in a hotel room, after being tortured for the location of Inuk Marcel Otolik, aka Tendu, who recently signed with ProFine Peripherals' eSports team. Animal activist Rayna Carno has been working to ban seal hunting. After Tendu posted a social media photo of himself eating seal meat to promote seal hunting as a vital part of Inuit culture, Carno posted threats. Carno later negotiated a deal in which Tendu
Cy Durning supposedly dies of a heart attack, but Kitty Winter warns Sherlock, Durning was murdered and he and she are targets. They had worked a London case in which Eli Kotite was convicted of a fatal hit-and-run while driving drunk. Released after four years, his defense lawyer Tom Saunders, the judge, and prosecutor Durning died, supposedly of natural causes. They suspect Kotite hired a hit-man, having been maimed and disabled in prison by resentful inmates, therefore unable to commit murder
Rogue DIA agent Gephardt admits to the murders (from "Wrong Side of the Road"), but threatens Sherlock to end his investigation or be linked to Morland's crimes. Kate Durning gives Joan audio recordings of Cy's court hearings at Kotite's pre-trial, in which Gephardt's murder victims had heard Tom Saunders ranting about conspiracies, including a secret plot to end Venezuelan democracy. Lawyer Sydney Garber reveals Saunders was a paranoid schizophrenic, but two days before Kotite's murder, a 50-po
Drywaller Darren Azoff is seized by D'Agostino and Reese Vennek, who tortures Azoff, demanding to know where "the Lady Frances" is. Azoff denies knowledge and Vennek kills him. Audio of the shooting is monitored by Cosmo Dellis and recorded by BulletPoint, a surveillance device, activated by gunshot, of which the pilot is politically debated between the mayor and Councilman Slessinger, who is running for mayor on a 'be tougher on crime' platform. NYPD mounts a search for the kidnapped "Frances."
Xavier buys an abandoned storage unit's contents, finding the corpse of Manhattan Public Administrator's Office employee Travis Unger, who stole from people who died intestate. Also found, is the 18th-century seafaring equipment chest of Captain Emerson Barker, aka the pirate Black Peter, whose missing captain's log included the location of the gold-laden sunken Spanish galleon, Santa Leticia. Unger had offered Lars Vestergaard half in return for salvaging it. Lars claims he rejected the offer,
Two murder victims' remains are found illicitly burned alive in a crematorium, including PI Fred Kirby, whose numerous restraining orders cause Sherlock to examine a 1987 shooting spree upon new citizens at their swearing-in ceremony. Virginia Spivey organizes a memorial, but Kirby secretly swapped bloodstained Constitution pamphlets, to have a lab assistant perform DNA tests, seeking a paternity match to Carter Gibson, who's convinced the shooter was not his father. Sherlock realizes Kirby and
Magician Claude Rysher dies performing a bullet catch with a poisoned bullet. They question rival magician Angela Newsome, and banker Keating, who paid his poker debt with information regarding the 1963 book The Art of Sleights and Deceptions. A possible motive is a two-million dollar prize to whoever identifies the real name of its author, who published under the pseudonym Walker Elmsley. But Farraday Books division head Ballard Clifton readily reveals it's Albert Lange, his grandfather. Rysher
Chantal is brutally beaten and hospitalized (after events in "The Art of Sleights and Deception"). Bell is convinced Chantal's assailant is her ex-husband Roy Booker. While urine found on Chantal's bed matches Booker's DNA, his alibi is verified. They find Booker shot dead, an apparent suicide. Attorney Ted Winthrop, Booker's boss at Sawyer Winthrop Rose (specializing in finding divorcing spouses' hidden assets), implicates Fyodor Ukhov, who's hiding $20M from Winthrop's client Lara Ukhov. Fyodo
When a small town police chief is killed while participating in a reality TV show where all the contestants "hunt" their assigned targets, the team initially suspects her current target, a former child soldier turned doctor from Africa, but soon realizes that the deceased had uncovered a complex network of police bribery and corruption. Meanwhile, Shinwell recruits Joan's help in exposing the role a member of the SBK played in another murder so that he can rise up in the ranks of the gang. He al
Shinwell's back-stabbing murder angers Joan; Sherlock determines to finish taking down Shinwell's former gang, SBK. Detective Guzman indicates SBK's leader Bonzi Folsom rarely leaves his guarded apartment. No one knows how he communicates with underlings. Bonzi's estranged half-brother, Tyus Wilcox seems like a legitimate businessman. Hoping to end NYPD's investigation, Bonzi reveals Shinwell's killer is Tall Boy, who willingly accepts his arrest and imprisonment. Sherlock notices Bonzi's Enigma
SBK gang members at an outdoor party plan to kill Joan when Mara Tres gang members ambush and kill them, two women, and two children; ten in all. The NYPD prepares for a gang war. Mara Tres' leader Julio "Halcon" Zelaya shows Sherlock the murdered body of his sister Carmen, with a video of her reading a message implicating SBK. But Carmen's roommate Tanya, who witnessed her abduction, doubts the kidnapper, who lacked tattoos, was a gang member. In return for immunity, Tyus provides ADA Nelson Le
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