The Black Lion Society, a dark organization that has ravaged the local area and ruined its face by the Sweet Angels, has captured suspected people and tortured them for pleasure in the name of interrogation. On this day, there is a girl who wanders around the city looking for a friend who was abducted by the Black Lion Society and disappeared ... It is a thing. Information from an unknown friend on such a smartphone ... - She went to that place alone ... But it's a trap for the Black Lion Society! Will Kotone be able to endure the strongest pleasure teasing in history?