Written by BurnerAccount on Ao3

https://archiveofourown.org/works/8217565

The image in the thumbnail was made by tumblr user double-o-doodles. The original post was deleted but you can still find the reblogged post here: https://tswwwit.tumblr.com/post/182701882762/double-0-doodles-i-made-a-drawing-for-tswwwits

Bill is an octopus-like being, smut ensues, that's all you really need to know.