FTHTD-126 We are invisible men ~ A certain university's women's dormitory. Revenge on the cheeky girl who looks down on adults such as lecturers and caretakers! ~

A women's dormitory at a certain university. The students look down on the adults, including the lecturers and caretakers. Unable to argue back against the cheeky girls, he is persuaded day after day. One day, he picks up a mysterious supplement. Whe