A neighbor's gacha roll fails spectacularly, leading her to drop all pretenses and spiral into an unexpected sex documentary. Let's call her H. She looks cute, but is an unprecedented hyper-complainer who constantly unleashes noise complaints, violence, and verbal abuse. It's as if the spirit of that strict yet lovable aunt who once screamed "Move out!" has possessed her. Driven to her limit within three days, she meets a strange conclusion—silenced by a cock.