Intervened Run Arc (Eventual Sansby Ship)

Sharp (sans) and Puff (Papyrus) accidentally journeyed outside of their au when their adopted little Dragon named "Rock" transported them out.

There they met other versions of themselves and their friends.

Sharp got separated from his brother but met the MIA crew which consists of a Human ghost named Chara, a Talking Flower named Flowey, and an armored Grillby.

How would Sharp reunite with his brother?
What does the MIA Crew think of Sharp?
What is Sharp hiding?

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Author speaking here:

Hi, I will be glad if anyone reads this, but no matter what my main goal is just put the story out, like its some kind of online archive.

There will be comics, and some written lore.

I guess enjoy?

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Eventual sansby ship