WELCOME TO THE BUILDING explores an innocent crush and online infatuation that takes a dark and dangerous turn, after Clare moves next door to an unassuming and unstable neighbor. Inspired by classic thrillers, the film brings a contemporary approach to the genre, showing us just how vulnerable we are online, in our everyday lives and when those two worlds intersect. This shockingly realistic portrayal of an obsessive stalker will leave audiences fearing the digital devices that we have all come to rely on.