Always messing up and causing trouble for those around him, the deadweight part-timer Ippei. Yumi, a senior colleague working at the same store, volunteers to train Ippei after hours to make him more competent. 'You can do it, Ippei! Have confidence!' Ippei is captivated by Yumi's encouragement and gentle smile. Just then, an incident occurs, and the two grow closer! Before they know it, their lips meet, and they indulge in lewd acts within the store after closing…
