Since his parents went on a trip, Kenji ended up being taken care of at Aunt Yuna's house, which he had longed for since he was a child. Kenji couldn't help but enjoy his life with Yuna, who was like a picture of an adult woman. In such a living together, Kenji witnesses her uncle and Yuna doing intense Berokisu when passing in front of the couple's bedroom in the middle of the night. That night, Kenji has a dream that she is doing lewd things with Yuna.
