(Ch.1-3) To Love Passionately - After Yuuya's parents died in a car accident caused by the doctor Tooru's mother, Tooru offered to take Yuuya in and raise him so they could become a family, since they were both alone now. Since then, Yuuya and Tooru have lived together happily, but now that Yuuya is approaching graduation and thinking of leaving, their delicate balance is upset, and Tooru realizes how much he needs Yuuya to need him. Trigger warning: dubcon/rape.
(Ch.4-5) Melting Point Secret - Shota has had a crush on Shiori for years, and while her brother Iori keeps jokingly confessing to Shota, Shiori has already gotten married, and Shota knows it's time to move on. But when Iori finally makes Shota realize his confessions were serious all along, Shota struggles to understand just how much Iori has been thinking of him all this time. No trigger warnings.
(Ch.6) Sentimental Evening Pureness - Ayase and Azuma are in an established relationship, but when Ayase's parents call him home, it triggers Ayase's insecurities causing him to avoid Azuma, so Azuma corners him to demand to know what's up, and they get down and dirty in a classroom. No trigger warnings.
Ashitagari Mono Mania