In order to go to cram school, Makoto lives at the house of Aunt Sayaka, who lives in the suburbs of Tokyo. My aunt is so plain that she stuffs her cheeks with rice crackers and hangs around in her ugly underwear every day. "A sweet life with a beautiful aunt..." Makoto was disillusioned with his real aunt's vivid appearance, but one day, when he looked closely at his sleeping aunt, he had a surprisingly beautiful face... . After that, Makoto was worried about his aunt, and when he secretly looked into the couple's bedroom, there was a lascivious aunt that he could not normally imagine.