this is the best song for ships like
Paper Jam x Fresh,Ink x Error,Science x Star,Fell x Blueberry,Reaper x Geno, and Palette x Goth 
(sooooooo sorry I don't know what is the nickname of Outertale Sans
so I called Outertale Sans-Star...plus ScienceStar is a real ship but the name,I made it up)
pls enjoy

link to download:
http://free-mp3download.net/search/zella-day-east-of-eden-nightcore-best-ship-song-of-errorink-freshpaper-sciencestar-and-more

Zella Day - East Of Eden - Nightcore,best ship song of ErrorInk,FreshPaper,ScienceStar, and more

Immortal~Marshi X3