Thor's villainous uncle Loki has escaped Asgard to search for Yggdrasil - The Tree of the Nine Realms. The tree holds the power of the Universe and is hidden away on Earth. With the help of giant wolf...

A series of eerie events thrusts an unlikely trio (John Boyega, Teyonah Parris and Jamie Foxx) onto the trail of a nefarious government experiment in this pulpy mystery caper....