When the world of the Orcs of Draenor is being destroyed by the evil fel magic that uses life-force, the powerful warlock Gul’dan creates a portal to the world of Azeroth and forms the Horde with members of the Orc clans. He also captures many prisoners to keep the portal open. The king of Azeroth, Llane Wrynn and his brother-in-law, Anduin Lothar are informed by the apprentice of magician Khadgar that he has found fel magic in dead bodies and the king decides to summon the Guardian of Tirisfal, Medivh, to protect his kingdom. Lothar and Khadgar head to Kharazhan to meet Medivh and an ominous shadow points a book out to Khadgar, who takes it and hides. Anduin, Khadgar and Medivh and a group of soldiers are attacked by Orcs and they capture the slave Garona, who is released by King Llane, and she shows them the location of the portal. Garona is contacted by the Orc chief of a clan Durotan that wants to meet King Llane to stop the fel magic. Meanwhile Khadgar learns that the gate was …The peaceful realm of Azeroth stands on the brink of war as its civilization faces a fearsome race of invaders: orc warriors fleeing their dying home to colonize another. As a portal opens to connect the two worlds, one army faces destruction and the other faces extinction. From opposing sides, two heroes are set on a collision course that will decide the fate of their family, their people, and their home.