Desc: Ji Boy xiao zi: Zhen jia wai long: Directed by Gordon Chan. With Lawrence Cheng, Mark King, Rosamund Kwan, Aaron Kwok. Andy Lau played a high IQ young man who got 8 years old-like mental age, who suddenly becomes a head of triad society. With his kiddish behavior and desire to always play with games and toys, would he make it?