Fantasy: Me! Destiny villain

Just after traveling to a fantasy world, you are faced with a situation where the child of destiny is about to slap you in the face? Gu Changge said he was a little confused. Not only was the heroine sent to him personally by her Holy Lord father, but even his ex-fiancée, who had made a three-year contract with the son of destiny, admired him immensely? Tsk, the hatred value of Son of Luck was fully increased at the beginning. This feeling is a bit sour. Fortunately, my identity is a bit awesome, it's...