As Kay and Noah use the spirit board to try to communicate with the dead, they inadvertently open a portal to the spirit world, unleashing paranormal activity throughout the warehouse. The rest of their friends, including Kay's boyfriend, Derek, and Noah's crush, Maya, begin to experience unexplainable occurrences as well.
As the night progresses, the friends uncover that the warehouse has a dark history, including several deaths that occurred there. They also realize that they are not alone in the building, as there seems to be a malevolent force that is targeting them.
Despite their fear, the group attempts to piece together the clues they have uncovered and figure out how to close the portal before it's too late. As they race against time, they must also confront their own personal demons and secrets that have been brought to the surface by the supernatural occurrences.
In the end, the friends must make a sacrifice to finally put an end to the haunting and the evil that has been unleashed. Ouija Warehouse is a chilling and suspenseful film that keeps audiences on the edge of their seat until the very end.