Yu Chau is a cop who has gone so deep undercover within the triad. He can no longer tell which side of the law he's on. When he accidentally kills one of his pals in an operation, he runs off into the boonies to lick his wounds. Upon his return, he teams up with fellow officers Jim and Jackie to catch a triad Boss, only to unveil collusion with government officials at the highest level. Yu Chau once again faces the dilemma of taking the law into his own hands...

The Trough

Jin Ying is currently experiencing two of life’s most depressing moments: She is jilted by her fiancé, and her loving grandmother passes away. Heartbroken, she decides to visit the European city of Prague, and hopes to use the time to heal her inner pain. While in Prague, she meets a young Chinese man named Punk. There, she slowly unravels a secret romance her grandmother once experienced long ago.