Synopsis

After spending 30 years in Brazil, Roy returns to Hong Kong. Despite having Alzheimer's, he keeps a half-smoked cigarette in his pack because it was a memento from the girl he once loved. Upon his arrival, he meets a rascal named Smokey, who is trying to find out who his father is and is always videotaping a policewoman with whom he is infatuated. The two form a lasting friendship, as they try to help each other fulfill their quests.