Lily Collins & Jamie Campbell Bower: 'Mortal Instruments' Set!

Lily Collins and Jamie Campbell Bower get into character on the set of their new film, The Mortal Instruments: City of Bones, on Monday (August 20) in Toronto, Canada.

The 23-year-old actress and her 23-year-old rumored real-life boyfriend were joined on set by their co-stars Kevin Zegers and Jemima West, who are playing the Lightwood siblings in the film.

The story follows Clary Fray (Collins), a seemingly ordinary teenage girl, who finds out the truths about her past and bloodline after her mom (Lena Headey) is attacked and taken from their home in New York City by a demon. Her entire life is changed on her quest to get her mom back.

25+ pictures inside from the set of The Mortal Instruments: City of Bones…