The female employees of a hamburger joint are subject to their manager's perversions while on the clock. Lena and Ayaka, both working at the shop, participate in these covert workplace activities while also enjoying each other's company in secret. But when they are caught messing around in the locker room by their manager, he has a special punishment in mind. Responding to the mysterious call from the end of Inbo, the two girls' classmate Masaru soon arrives to help the manager...