Recently, Chitose noticed that her bra was gone. If you don't know why your favorite underwear is disappearing one after another, don't worry. Then his son's friends Atsushi and Norio came to visit. Chitose invites her into the house as usual, but she witnesses the two sneaking into the bedroom and looking for bras. Chitose finds out that the culprit is his son's friend and tries to warn them, but...
