prologue

"i want you to reset. not just from that SAVE point over there, but from all the way back to the beginning, when you fell. i know you can do it. you have the ability. delete the current timeline, start over, and bring everyone back." Sans's glowing eye casts blue light over your face, and his next words chill you to - well, to the bone. "if you don't, i'll destroy the SAVE point," he says, his voice calm and completely serious. "i wonder what'll happen. bet you don't wanna find out, huh?"

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Aborted!Genocide Route. Sans convinces you to delete your save file and restart. What happens when you decide to stop killing for good?