After Forcibly Kissing My Old Enemy, I Failed to Escape

[Two male protagonists➕Master and subject➕Yandere old enemy attack➕Sweet pet➕Death escape] The evil-faced man criticizes Gu Qingyun and attacks the straight man with strong mouth, Mo Yun Shou Mo Yun: You are going to die anyway, so let's make a sacrifice before you die. After thinking about this, he kissed his old enemy on the face. Before he died, he looked at his old enemy's surprised eyes and died. System: Wait! You can't die yet! Mo Yun: Huh? ! When Mo Yun opened his eyes again, he saw his old enemy in front of him. Mo Yun:………… Rival: Why did you kiss me. Mo Yun: To disgust you. Rival: Why aren't you dead? Mo Yun glanced at the panacea beside him and the smell of herbal medicine in the room: Then why did you save me. The old enemy turned away and said nothing. ———————— Mo Yun has traveled to the fantasy world for more than 20 years. He was finally able to go home after completing his mission, but was forced to stay after kissing his old enemy to death. Looking for the real reason for the collapse of the world...