Rui Otokoto is a big-headed female boss who is too straight-laced. Although he is good at his job, he unknowingly makes enemies and becomes the target of his failed subordinate, Kato. One day, Shimitaha Otokoto is brainwashed by a smartphone in the office and is anally humiliated according to Kato's desire. Her desire to "overcome people with small buttholes" drives her out of control...