Story Structure — 5 Plot Phases
The Ammunition Trail
An undercover tip draws Lau toward an ammunition deal and a weapons shipment. Hung's wealth and connections become objects of suspicion as Elaine is found shot dead and materials connected to her case disappear.
Key Events
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Undercover Officer Receives a Tip — Lau receives information about an ammunition deal from a former colleague who needs money. Characters: Sgt. Lau Chun-Pong
Location: Unspecified
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Ammunition Trail Emerges — The tip leads Lau toward a weapons shipment. Characters: Sgt. Lau Chun-Pong
Location: Unspecified
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Hung Draws Suspicion — Hung's wealth and connections raise suspicions as Lau investigates. Characters: Sgt. Lau Chun-Pong, Mr. Hung
Location: Unspecified
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Elaine Is Found Dead — Elaine is found dead after being shot. Characters: Elaine Lee
Location: Unspecified
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Case Materials Disappear — Important photographs and documents connected to Elaine's case disappear. Characters: Elaine Lee
Location: Unspecified
A Family Secret Exposed
Cher takes care of Ka-Ka after Elaine's death. She reveals that Hung is Ka-Ka's father, confronts him, and asks him to accept responsibility, but he denies his connection to Elaine before eventually giving money.
Key Events
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Cher Cares for Ka-Ka — After Elaine's death, Cher is left to care for her young daughter. Characters: Cher Lee, Ka-Ka
Location: New Territories village
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Ka-Ka's Parentage Revealed — Cher reveals that Ka-Ka is Hung's child, a secret the girl does not know. Characters: Cher Lee, Ka-Ka, Mr. Hung
Location: Unspecified
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Cher Confronts Hung — Cher asks Hung to take responsibility for Ka-Ka. Characters: Cher Lee, Mr. Hung
Location: Unspecified
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Hung Denies the Connection — Hung denies having any connection to Elaine. Characters: Cher Lee, Mr. Hung
Location: Unspecified
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Hung Gives Cher Money — Hung eventually gives money, but Cher wants him to tell Ka-Ka the truth. Characters: Cher Lee, Mr. Hung
Location: Unspecified
Evidence and Accusations
Lau continues investigating Hung and the arms business while a suspect linked to Elaine's murder remains free. A recovered bullet appears to match the one used against Elaine, and Lau faces accusations over a violent confrontation.
Key Events
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Lau Presses the Investigation — Lau continues investigating Hung and the arms business. Characters: Sgt. Lau Chun-Pong, Mr. Hung
Location: Unspecified
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Murder Suspect Remains at Large — A suspect linked to Elaine's murder has not been caught. Characters: Sgt. Lau Chun-Pong
Location: Unspecified
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Bullet Evidence Is Compared — A recovered bullet appears to match the one used against Elaine. Characters: Sgt. Lau Chun-Pong
Location: Crime scene
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Lau Faces Accusations — Lau's pursuit puts him at odds with Hung's associates and brings accusations over a violent confrontation. Characters: Sgt. Lau Chun-Pong
Location: Unspecified
The Warehouse Chase
Lau and others discover Hung's men moving goods and call for police support. The operation erupts into a chase and gunfire; Lau is wounded and the fleeing men escape in the confusion.
Key Events
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Men Move Goods at Warehouse — Lau and others discover Hung's men moving goods from a warehouse. Characters: Sgt. Lau Chun-Pong, Mr. Hung
Location: Warehouse
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Police Support Is Requested — Lau and the others call for police support. Characters: Sgt. Lau Chun-Pong
Location: Warehouse
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Warehouse Operation Erupts — The operation turns into a dangerous chase and gunfire. Characters: Sgt. Lau Chun-Pong, Mr. Hung
Location: Warehouse
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Lau Is Wounded — Lau is wounded during the operation. Characters: Sgt. Lau Chun-Pong
Location: Unspecified
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Fleeing Men Escape — The men fleeing the operation escape amid the confusion. Characters: Sgt. Lau Chun-Pong, Mr. Hung
Location: Unspecified
An Unfinished Case
The surviving officers and associates deal with the aftermath, while Hung confronts someone he believes betrayed him. Lau is given medicine and recovery instructions, but the available events do not show the case's final outcome.
Key Events
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Fleeing Men Escape — The men fleeing the operation escape amid the confusion. Characters: Sgt. Lau Chun-Pong, Mr. Hung
Location: Unspecified
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Aftermath and Recovery Instructions — The aftermath unfolds; Hung confronts someone he suspects of betrayal, while Lau receives medicine and recovery instructions. The case outcome is not shown. Characters: Sgt. Lau Chun-Pong, Mr. Hung
Location: Unspecified