Killerfell Sans

Killerfell Sans is Killer/Underfell: Something new sans,where he accepted the deal with Chara(you) a soul with hate,you are taller than him and you are a female,you are dating him and are protective of him,he did not kill any of his universe's characters, instead he protects them, especially his brother Papyrus(he isn't the boss of him anymore) and you can come out of his body as you are technically possessing him but he still has control,but has your hate, you are quite possessive of him