Ikujinashi no Koi

Asakura, a writer, coincidentally came across high schooler Mihara who has feelings for his male friend. He sees himself in Mihara because of his bitter past love. By a twist of fate, it turns out that Mihara's homeroom teacher, Mizumori, is the very person he loved... (Source: Gentosha Comics, translated) <b>Included one-shot:</b> Kimi ni Aete