Respected Police Inspector Chan Ka Kui (martial arts superstar Jackie Chan, Drunken Master, Rush Hour) volunteers to go undercover in a Chinese prison in order to infiltrate a ruthless drug cartel. Ingratiating himself into the system, Chan helps to break cartel member Panther (Yuen Wah, Kung Fu Hustle) out of prison and, joined by undercover agent Inspector Jessica Yang (Michelle Yeaoh, Crouching Tiger, Hidden Dragon), they travel to Hong Kong to join Panther's gang. Initially accepted by gang leader Chaibat (Ken Tsang, The Killer), their operation is seemingly threatened when Ka Kui's girlfriend May (Maggie Cheung, Hero) accidentally reveals his true identity. Directed by Stanley Tong (Rumble In The Bronx) and featuring non-stop martial arts action, Police Story 3: Supercop is an energetic and explosive entry into the popular Police Story series.