After having a study session at Nariyuki’s house, he gives Fumino a birthday present. She’s thrilled because it’s the first time a boy has ever given her a gift. However, when Fumino opens it, she’s startled to find a bra. What was Nariyuki thinking?!
　One day, Nariyuki goes to work at his mom’s place, which is a massage place run by the previous manager of the lingerie shop. Somehow, Nariyuki finds himself working there in an animal costume again. Then Fumino and Rizu come in!