Character Relationship Map: Sleepwalker

Characters

• Cheng Chi Yee (played by Angelica Lee Sin-Jie) — protagonist

  Cheng Chi Yee is haunted by a recurring dream in which she stands alone on a wasteland and senses that something is buried beneath it. She confides in her designer friend Eric and helps police sergean...

• Sgt. Au Bik Yee (played by Huo Siyan) — supporting

  Sgt. Au Bik Yee is the police sergeant who approaches Cheng Chi Yee for help investigating the disappearance of Chi Yee's ex-husband. She follows Chi Yee's dream-guided lead to a scene where the truth...

• Eric's brother (played by Kent Cheng Jak-Si) — supporting

  Eric’s brother is identified by Cheng Chi Yee as the kidnapper involved in her daughter’s abduction. She says he acted with a partner, and the police bring him in for questioning. The other man remain...

• Eric (played by Li Zonghan) — supporting

  Eric is Cheng Chi Yee's designer friend and the person who gives her comfort. She tells him about the strange recurring dreams that have haunted her for years, making him a confidant as she struggles...

• Ming (played by Kenny Wong Tak-Ban) — supporting

  Ming is Cheng Chi Yee’s ex-husband, whose disappearance has kept her hoping he might return. The police later learn that he has been found alive in a hospital after his girlfriend held him captive; he...

• Prof. Yip's wife (played by Elva Ni Chen-Xi) — supporting

  Prof. Yip’s wife is in a coma. Her condition is mentioned in connection with the hypnotist’s personal circumstances as he is asked to assist the police investigation into Cheng Chi Yee’s visions. The...

• Prof. Yip (played by Marc Ma) — supporting

  Prof. Yip is a hypnotist whose wife is in a coma. Though initially reluctant to get involved, he agrees to use hypnosis to explore Cheng Chi Yee’s visions and help the police find evidence before the...

• Shing (played by Rex Ho) — minor

  Shing joins the police deployment at Cheng Chi Yee’s home after investigators suspect the killer may return to move the body and could target her. This places Shing among the officers protecting Chi Y...

• Ming's girlfriend (played by Leanne Foo Hiu-Mei) — minor

  Ming’s girlfriend held him captive. He was injured while trying to escape and was later found alive in hospital. Her actions explain why Ming had been missing, though the summary does not provide furt...

Canonical Relationships

Family, romantic, and professional connections based on plot evidence.

• Prof. Yip's wife → Prof. Yip (wife)
• Eric's brother → Eric (brother)
• Sgt. Au Bik Yee → Prof. Yip (Professional Investigator And Consultant) — Au Bik Yee's investigation draws on Prof. Yip's hypnosis expertise, despite his initial reluctance.

  The police bring in Prof. Yip, a hypnotist, to explore Cheng Chi Yee's visions and help find evidence.

• Cheng Chi Yee → Sgt. Au Bik Yee (Professional Investigator And Witness) — Au Bik Yee pursues the investigation with Cheng Chi Yee's dream-based information as a lead.

  Sgt. Au Bik Yee and her colleagues involve Cheng Chi Yee in the investigation, following clues from her dreams.

• Cheng Chi Yee → Ming (Family Former Spouses) — Their separation and Ming's disappearance remain central to Cheng Chi Yee's unresolved hopes and memories.

  The plot identifies Ming as Cheng Chi Yee's missing ex-husband, and says she hopes he may return.

Story Dynamics

Alliances, conflicts, and narrative interactions that evolve throughout the story.

• Cheng Chi Yee → Shing (Alliance Protected Person And Officer) — Shing participates in the deployment intended to protect Cheng Chi Yee.

  The plot says Shing joins the police deployment at Cheng Chi Yee's home because investigators suspect she may be targeted.

• Cheng Chi Yee → Eric's brother (Conflict Kidnapper And Victim's Mother) — Her identification makes Eric's brother a suspect in the kidnapping that continues to haunt her.

  Cheng Chi Yee identifies the kidnapper as Eric's brother and says he and a partner were involved in the abduction of her daughter.

• Ming → Ming's girlfriend (Conflict Captive And Captor) — Ming's girlfriend holds him captive; he is injured during his attempt to escape.

  The plot says Ming was found alive in hospital after his girlfriend held him captive and he was injured trying to escape.

• Cheng Chi Yee → Eric (Social Confidants) — Eric provides comfort and listens as Cheng Chi Yee struggles with her dreams and suspicions.

  The character profile identifies Eric as Cheng Chi Yee's designer friend and says she tells him about her recurring dreams.

Story Analysis

A mother's unresolved loss and troubling dreams become leads in a kidnapping investigation that ends on an unresolved threat.

Plot Progression

1. Dreams and Disappearance — Cheng Chi Yee struggles to work as memories and sleepwalking return. Her daughter's disappearance, the ransom, and the body believed to be the child explain why she cannot let the case go.
2. Visions Enter the Investigation — Cheng Chi Yee's dreams point toward a barren place, where police find traces of a corpse and blood. Prof. Yip is asked to use hypnosis to explore her visions and agrees to assist.
3. Family Strain and New Leads — Arguments about the kidnapping and ransom expose continuing family tensions. The investigation also learns that Ming is alive in hospital after being held captive by his girlfriend.
4. Suspect and Unresolved Threat — Cheng Chi Yee identifies Eric's brother as the kidnapper and says a partner was involved; police question the suspect while the other man remains missing. Officers deploy at her home, and the provided...