In this new TV spot for The Mortal Instruments: City of Bones we see that not only does Clary (Lily Collins) have the monumental task of saving the world on her shoulders, but she will be struggling with a bit of a love triangle too. Check it out below!

TV Spot: The Mortal Instruments: City of Bones

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The Mortal Instruments: City of Bones starring Lily Collins, Lena Headey, Jamie Campbell Bower, Jonathan Rhys Meyers, Robert Sheehan, Kevin Zegers, Kevin Durand, Aidan Turner, Jemima West, Godfrey Gao, CCH Pounder and Jared Harris is slated to hit theaters August 21, 2013.