Gaster was a man of science, he didn't have time to take care of a child! And yet... (Basically a one shot involving Dadster and Baby Bones).
Undertale - Rated: K - English - Family - Chapters: 1 - Words: 738 - Reviews: 6 - Favs: 39 - Follows: 14 - Published: 8/11/2016 - Papyrus, Sans, Gaster - Complete