No Strings Attached (Error!Sans X Reader)

I WAS BORED AS HELL OKAY

After your home was destroyed, you were found by a skeleton named Ink. He offered to be your friend and help you through the pain. You have been friends and helped him protect the AUs ever since. But, some things are off. First, eerie glitches have been seen in some AUs. Then, UnderSwap Sans disappears. Ink warns you not to investigate, but you don't listen. What will you do when something has you by the heartstrings?

Tumblr Users!
Error! Sans belongs to LoverofPiggies
Ink! Sans belongs to comyet
Fresh! Sans belongs to LoverofPiggies
UnderFells' creator is unknown.
UnderSwap belongs to PopcornPr1nce
HorrorTale belongs to
Dream!Sans belongs to Jokublog