Confusingly, this is actually the first “Stop the…” movie of what (to date) has been a trilogy. Kuni (Kenichi Endo) runs a Phone Sex service, where middle-aged men talk too, and arrange to meet, schoolgirls for “Compensated Dating” (enjo kosai) – the men provide gifts in return for “dating” the schoolgirl (although no money changes hands, this is effectively teenage prostitution). Kuni discovers that one group of schoolgirls are using his service to ambush (and then blackmail) his clients and ...