A terminally ill Fluttershy travels to the cursed city of Yharnam to rid herself of the disease cutting her life short. But first she must sign a contract, a deal pitting her into a long night to find her salvation.
When Twilight is thrust into a world of horrifying abominations, terrors she can't begin to imagine, and a never-ending fear of what's behind that corner, she's forced to survive in a world which wants nothing more than to see her die.
A mysterious figure, living in shadows, is attacking seemingly random crime leaders and leaving little to no trace. The Mane Six investigate, but they find a secret more startling than what they had ever imagined.