The Stealth Sex Fiend (2005)
Original title: 隱形淫魔之勇擒貴利雙柴
The Stealth Sex Fiend is a 2005 Chinese-language fantasy movie directed by Carlos, with a running time of 1h 24m. It stars Lee Long-Ming, Wong Ching and Bo Chi.
A guy discovers a magic potion which makes him invisible.