Following the new poster that debuted yesterday, Open Road Films has unveiled the second trailer for The Host. Andrew Niccol directs this adaptation of Stephenie Meyer's novel, which follows Melanie Stryder (Saoirse Ronan), one of the few humans who haven't been taken over by aliens known as Souls. When Melanie becomes infiltrated by a Soul known as Wanderer, the alien begins to identify with this strong young woman. Take a look at the latest footage from this adaptation, also starring Max Irons, Jake Abel, William Hurt, and Diane Kruger.