Meet “Mr. Mini-Mart,” Endou Nakaba — middle-school dropout, shut-in, and NEET — as he begins his very first job at a conveniencestore. Unfortunately, his temperamental co-worker, Yamai Kouhei, doesn’tmake things easy on him. When Endou accidentally witnesses an unexpectedlysweeter side to Yamai, he discovers that his rude and loud-mouthed co-workermight not be such a bad guy after all. Drawn to this new side of his co-worker,Endou looks past Yamai’s often-unpleasant attitude and tries to get toknow him better. Will working together be only the start to a more involvedrelationship?