勇者の当て馬でしかない悪役貴族に転生した俺、推しヒロインと幸せになろうと努力してたら、いつの間にか勇者のイベントを奪ってシナリオをぶっ壊していた (Associated Names)

“What’s going on? I’ve been reincarnated. ?” I was immensely surprised to see a boy with nasty looking eyes reflected in a full-length mirror. It was because he looked just like the villainous nobleman Cain, the pathetic underdog who is killed when his fiancee is stolen by the hero Abel in the game “Apocalypse”. Moreover,…