Some hospitals don't have a 13th floor, Santa Mira Hospital shouldn't have had a third. When five students discover the abandoned hospital on Halloween they discover the rumours of it being haunted are very real.
They uncover the truth about a vengeful spirit who is hell bent on making sure no one gets out alive.
Whilst paying homage to some classic horror films before it, Boo will make you jump out of your seat the way a horror film should.