Kyō moved next to the Shigetsuki couple due to his advancement in studies. The balcony next door, which usually had plain underwear hanging out to dry, today had sheer, lewd underwear displayed. In reality, Ayane, feeling that her married life with her husband had become monotonous, bought these see-through underwear fearing a sexless relationship. Kyō was captivated by the see-through underwear, grinning as he indulged in forbidden fantasies. However, one piece of underwear blew off in the wind and fell down. When he returned the fallen see-through underwear to Ayane…
