Delta

Thanks, I should’ve looked at the red wiggle a little closer!

I think the title is fun, it was a real sign! Obviously made by children 😆

It’s a reference to Pet Sematary, a book where a guy buries his cat in a pet cemetery in the woods behind his house and it comes back wrong. Among other things.

Removed by mod

This is the actual answer, the other replies are over thinking it. There’s a gradient on his face ffs