google translate

Yukino, a nutritionist who crashed on a mountain, opens his eyes and is reincarnated as the villain Iona in his favorite game world!
While enjoying his position as the "favorite" prince, i.e. the main hero's fiancé, he tries to avoid the doom ending.
Thanks to the cooking skills he gained in his previous life, the prince's heart also leans toward Iona, and dodging doom seems to be smooth, but
when he meets the mysterious young man Gray, Iona embarks on a new route...?!