BLゲームの主人公の弟であることに気がつきました

Amachi Akira, a high school boy, has realized: this is the world after clearing the BL game he loved in his previous life as a fujoshi! In addition, he has been reincarnated as the protagonist's younger brother! It's blissful watching the aftermath of his brother's happy ending, but Akira is also curious about what happens to the rest of the brokenhearted characters. His mission in this new life must be to watch over their new love! He's so excited...but suddenly, a new development occurs with an unknown person?? The rewarding position of watching BL has completely changed into being the new main character!!? What will happen to a former fujoshi in a life as a reincarnation!