City of Desire No. 4 Outrageous and Dirty Social Network Money.

Samejima receives advice from a young man who has been the victim of a rip-off bar. When he tracks down the perpetrator, the bar manager, he is told that he himself is in debt hell and has been forced to work "part-time in the dark". The existence of 'social network dirty money' is revealed in the pursuit of the truth. The Minami underworld emerges in the background.