killer First he lived with his brother and then he met Chara He became friends with Chara and Chara told him that whatever I do, tell him you did it yourself killer He did this because he loved Chara The killer always said why every murder or every wrong thing he did, he did it himself until he gets tired And whenever he did something bad, he didn't say that he did it himself But people kept telling him that you do all these things Chara killed the murderer's brother The killer gradually became crazy and killed why His appearance and everything changed Black things like hatred were pouring from his eyes Swap killer brought him to a world to see the stars

Swap:The stars are very beautiful, so you like stars too, right?

Khatarel was very upset when he heard that Swap thought like this

killer :Did you think that if everyone loves the stars too!

He teleported from the swap world to the Sans worldWhen the killer was leaving, he saw you as a human being a girl He was staring at you then he was fascinated by you