Nagisa Koi, a sex monster who bankrupts married men and then demands sex from them until morning in a hotel room. (START-516)

Nagisa Koishi, the cool and aloof beauty in the No. 1 private room. She skillfully seduces a serious, married man, stealing his rationality and beginning a night of reverse NTR. Indulging in passionate kisses, lewd whispers in his ear, and sensual oral sex, he unknowingly loses his last train and his reason. A theatrical work depicting the lewd trap of a lustful monster woman who makes a man burdened with family weak in the knees.