A sudden downpour during a fireworks festival; a teacher and her fiancé escape to a shared room and have sex multiple times throughout the night, both soaking wet. (Yagi Nana, MIDA-428)

While at a fireworks festival with friends, I saw my teacher, dressed in a yukata, waiting for her boyfriend. It seemed she was supposed to meet him, but he couldn't come due to work, and she looked like she was going home alone. Because I liked her, I greeted her and invited her to the fireworks festival. To cheer her up, I took her to a place with a beautiful view of the fireworks, but suddenly it started raining heavily. Seeing her skin peeking through her yukata and her wanton appearance, I couldn't suppress my desire—