Yui Nishikawa makes her first premium appearance, wearing all the charms of an adult! A shota-loving older sister invites her good friend over to stay the night at a hotel! The boy is innocently happy with games and sweets, but he gets fully erect in front of the voluptuous female body! He follows her instructions and shakes his hips like crazy, and the older sister is very satisfied with the shota's penis! A lecture on the female body, sleeping together, and taking a bath together... 3 "sleeping over onee shota" sex scenes that are kept a secret from his mother!