storyofundertael Share definition Flag a tiktok bitch who’s openly obsessed with phone guy and william afton like pls shut up “wow storyofundertael posted today” “oh no were they simping for william again” “yeah” storyofundertael by Kate_and_Much_MoreYT January 31, 2022 0 0 Get merch Get the storyofundertael mug. Buy Now — $32.95 See more merch