ＢＬゲームの世界に転生した悪役令息は、グレてしまいました (Associated Names)

I, a duke’s eldest son, was made the second prince’s playmate, but due to the shock from being pushed into a pond by the prince, I remembered my previous life. It was then that I realized that this world is the world of a BL game. In that game, like every villain, I get convicted…