Cocoa (Aya Kitai) is a 3rd grade high school student in Kiryu, Gunma Prefecture. She is an excellent student, but she doesn't have hope for her future because of her poor family. Her father Shigeru (Yota Kawase) is addicted to gambling and her older brother Tokio (Kou Maehara), formerly a comedian, is a NEET. Cocoa has a secret. She appears in fetish videos to make some extra money. In her videos, she destroys things. Cocoa starts to feel pleasure when she destroys things in her videos, but her high school finds out about her videos.