OKAD-370 Rumika - sex in the changing room and a big tide injection before the store opens

Rumika works at a restaurant that might as well be a sex club. Before the store opens, she gets excited and takes a big tide injection, then gives extra service by using her hips hard on a customer. Later, she has a one-shot boyfriend in the changing room. Includes a scene where Rio uses her hips violently according to the customer's tip.