No Prep Module: The Town That Lives (Patreon)

https://www.kassoon.com/dnd/adventure/no-prep-module-the-town-that-lives/ 

An insidious shapeshifting colony lurks beneath the quaint facade of a fishing village, whose erratic buildings and people hide a supernatural danger.

https://www.kassoon.com/dnd/adventure/no-prep-module-the-town-that-lives/