Timeline ideas

The willing soul: a human soul that had been willingly given to a monster. This is the only way for it to be absorbed safely, the only way for a monster to be given any hope of an afterlife. The only way a monster could ever cross through the barrier

But when a little skeleton finds a toddler in the ruins, he does the unthinkable.
He takes them home.

[An Undertale Fan-fiction/Alternate Universe]
[This AU is owned by me]
[Cover created by @_septipuss , check out her Instagram!