After Chara helped guide Frisk through the underground, she had freed everyone. But Chara wanted a genocide run. The underground was reset and Frisk kept fighting Chara, getting a neutral run. But this time, sans was different than his usual self. Sorry if its not too good, i dont write well. Im happy to take any story plot changes and will make some OC people if you guys want. Maybe a lemon will be in here, but we'll see....