An alternate universe version of Chester Zerum travels to the most notorious murder-suicide flat in the ZerumVerse - but finds something worse than Barbatachtian.

A Chester Zerum from an alternate universe travels to the most notorious murder-suicide flat in the ZerumVerse, intent on starting a new life for himself. Unfortunately, he doesn't count on there being something worse than Barbatachtian, and clicks an internet file he's sent, one which unleashes a monstrously evil being known as the Witch of the Woods. Horror ensues.