幼馴染みの彼女が主人公に寝取られた。まあ、ずっと前から知ってたんだけどね。 (Associated Names)

This world was a sh*tty place. And I was a minor character who got his girlfriend cuckolded by the main character. So, I didn’t go against the game, but moved as the game was set up, and finally the main character stealed my childhood friend’s girlfriend. Now I can freely fall in love. That’s what…