SONE-619: 勉強も部活もパーフェクトでモテモテ最強だった私が たった一度のお漏らしで クラスの肉便器に堕ちるまでの話 七ツ森りり

- I was perfect in my studies and club activities, and I was the strongest in popularity, but with just one leak, the story of falling into the meat urinal of the class Riri Nanatsumori