During a club match expedition, Shizuku arrived here. The homeroom teacher's ancestral home happened to be near the venue in an abandoned inn, so this time they decided to stay there. However, the teacher was filled with lust for Shizuku and planned to thoroughly bind and discipline her during this period. In fact, Shizuku's senior from last year who quit the club had also been his victim. Unaware Shizuku drank the coffee laced with sleeping pills prepared by the teacher and fell into a deep sleep. The hellish expedition life began...
