Watashi, Mada Suki da yo.: Mukashi Futta Doukyuusei ga Akanuke Bakunyuu Gravia Idol ni Natte Kanojo Mochi no Ore o Yuuwaku Shitekuru Gyaku NTR Uwaki Sex

When Shiori Misumi, a plain girl who is teased and called “Ugly Misumi,” confesses her love to me, I rejected her, worried about other people's opinions. A few years later, Misumi has become a lot prettier and more refined, and she is now the center of boys' attention from her work as a gravure idol… I am in the same class with Misumi for the first time in a long time, and she tries to seduce me, saying “I still love you,” and “I don't mind if we just have sex without telling your girlfriend." I thought it was wrong to cheat on my girlfriend, but I couldn't resist her voluptuous body.. (Source: Melonbooks, translated) Note: Released at Comiket 103.