Everything Happened. Just Not In This Version!

Overview

In the reality of this film, there is a curse that calls itself Bardensra, a curse that feeds off of spreading across realities. It's attached itself to the apartment in which the protagonist is a new tenant. All's well and good, until the the borders between the different worlds start becoming illusions and the protagonist starts suspecting that in a parallel universe, there's a serial killer who lives in his apartment