A drug cartel boss is arrested in a raid and coerced into betraying his former accomplices as part of an undercover operation.
A brilliant detective is forced into early retirement after losing eyesight. Making ends meet by solving cold cases for reward money, he teams up with a rookie lady inspector to solve a case from her personal past.
Hong Kong's three notorious thieves who have never met one another before appear in the same restaurant. This leads to a rumour that they are joining forces to pull off something big before the Handover, though this is not something that any of them.
