1 Work by ZeroGrizz in Undertale (Video Game)
This is hugely inspired by Jam's amazing art and ideas on Gerson being a sort of grandparent/dad figure to Sans growing up!
Links to said ideas are here http://berobelt.tumblr.com/post/134893387175/iiiiiii-forgot-this-one-i-fell-asleep-oops
Aaaand here! http://berobelt.tumblr.com/post/134977282445/crashes-into-your-ask-box-yes-hello-id-love-to
This is also my first time really posting fic on here and I'm hoping to do more in the future (especially for Undertale) so keep an eye out!