( this is just what I think the characters age might be, again Im pretty sure non of the things in undertale wiki is canon so I can do what I want )
Asgore: 35
Toriel: 33
Asriel:10
Chara:11
Gaster:34
Sans:13
Papyrus:9
Undyne:13
Alphys:14
YOU ARE READING
past undertale react
Fanfictionthink of this as an au, this is 2,3 years since chara feel, gaster is the one that takes care of sans as papyrus, but he isn't there parent.... kinda, if you know handplates then it's kinda like that, without the torture and all the bad stuff.
