Mako, a busty girl who is plain-looking and thus deprived of sexual opportunities, spends her time indulging in perverted fantasies. She has a gentle personality, both inside and out. She has a plain job and has only had one male experience. She harbors a sexual desire to be thoroughly ravished by a man. By chance, she discovers a perverted circle. For 148 minutes, she documents her transformation from a plain girl to a depraved one, exposing her own sexual proclivities.
