The Mole Song: Undercover Agent Reiji offers interactive tools beyond traditional movie databases:
An undercover cop infiltrates a criminal organization to bring down its leader
Action, Comedy, Crime · 6.3/10 · 130 min · 2013
Reiji Kikukawa, who has a strong sense of justice, graduated from the police academy with the lowest score ever. He becomes a police constable, but is suddenly fired by the Police Chief due to "disciplinary" issues. In actuality, the firing is part of a carefully orchestrated plan to set him up as an undercover cop in the Yakuza.