Gangster Dad and Policewoman Sister Double Game

His father, who appears to be mentally disturbed and often goes crazy, is actually a hidden gang leader. The sister who appears to be uninhibited and dissolute is actually an undercover police elite. There is also a sinister brother-in-law who turns out to be a double agent for the gang and the police. And since I don't know anything, I don't know that my family background is so profound! ………… This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.