While my dad was away on a business trip, I felt free and fell asleep with the air conditioner on. As expected, I woke up with chills and a high fever. When my aunt Reina found out, she came to look after me. It was still a hot summer. I decided to use the air conditioner as little as possible, but the sweat just kept pouring out. Reina, who is naturally a sweaty person, was dripping with sweat from her neck and nape, emitting a mysterious light. Seeing Reina like that, my crotch started to heat up, as if my fever was getting worse...