"Best hits" - the search for the torture torture

Rena Misaki, who graduated from the public security criminal investigation school with the highest performance, is assigned to the special secret investigation division which only the elite candidate puts in the investigation bureau. And, the first mission that I volunteered was the infiltration investigation into a certain company which was suspected of the relationship with the crime crime organization. And one day after the insolation, the day of my life has fallen away for Lina. It is the story of the prison which repeats the climax in front of the devil.