Reluctant office lady Hinako stumbles into the wrong department and gets schooled by boss Chiaki. After putting her leather gloved hand over Hinako's mouth, she a dick gag inside and ties her up in a tight hogtie, holding her in place with a rope tied to the rafters above. This gives Chiaki all the freedom in the world to take a Hitachi to Hinako's pussy and show her she means "business."