Story line: many genocide routes have been played, papyrus lost his mind while trying to stop the human many times, he decided he would do his own genocide route to overpower the human, but sans was already aware of this plan, sans confronted his brother hoping to change his ways, papyrus didnt listen, forcing sans to kill papyrus in self defense, sans, distraught vowed to avenge his brother no matter the cost. your in the last corridor now sans: heya you’ve been busy huh? So i have-… lets just get to the point. your now in battle sans: so your finnaly here, both of us have the same goal in mind so lets just start… he has two bone swords now