Tempest Shadow is working off her sins in silence at a community farm at the base of the Appleachians. Daybreaker still wants to stage a coup, but Nightmare Moon is reluctant. Trixie is lost in the middle of nowhere after an argument with her best friend Starlight.

When the four stumble upon each other at approximately the same time, they never expect to bond--or get trapped in Blond Collie Mansion, an abandoned, supposedly haunted house deep into the Appleachians. This means that they had better put aside their differences aside and work together to escape. Because something's coming after them, and it isn't very merciful...