Various troubles attack Airi, who has become unable to wear underwear due to hypnosis! A sudden big earthquake at a part-time job exposes the lower half of the body! I'll be peeping in the skirt in the study room! ? Covered with water, the whole body is invisibility! Get drunk and disturbed and open your crotch! "Don't tell anyone! If you keep it a secret, I'll do something nice for you." A dangerous campus life with no panties and no bra! Can "Airi" pass safely?
