This housecleaning high schooler's new client is a literal hot mess! Tenichi Iemori lives for domestic work. He cooks, cleans, and does laundry for his entire family, all while attending high school and working part-time as a house cleaner. But when Himari Yoshino--model, mogul, and makeup company CEO--starts attending his school, Iemori's whirlwind of a life gets even more hectic as he's drawn into Himari's glitzy orbit. Tenichi's a bundle of nerves before his date with Honoka at the comedy show. It gets worse when he realizes he told Honoka by mistake to meet several hours before the show even starts! How will they spend the extra time? Things get more complicated when, after the show, Tenichi receives an SOS message from Himari--she's sick and needs someone to come take care of her!.