A chief inspector in the anti-narcotics unit holds true to his beliefs as a police officer. He puts everything on the line to crack down on drugs and to bring drug traffickers to justice. How will our hero resolve this "bursting point" crisis?

Two different men each find their true meanings in life. Leslie and Tony, two lower middle-class bachelors, are bosom friends. Leslie is a wandering soul who seems unable to settle down. He give got fired and his girlfriend left him. Tony is a frustrating musician and a part-time worker at an elderly home. He doesn't like old people, but works there only to get close to his dream girl WAI.

A police detective must solve a brutal murder to prove his partner's innocence and unearth the truth behind Hong Kong's police force. The investigation brings him to an unlikely collaboration with an inspector from the Narcotics Bureau, whose motives may not be what they seem.

Fai, once a world champion in boxing, escapes to Macau from the loan sharks and unexpectedly encounters Qi, a young chap who is determined to win a boxing match. Fai becomes Qi's mentor and rediscovers his passion to fight not only in the ring but for his life and the cares.