Lily Collins & Jamie Campbell Bower: 'Mortal Instruments' Twosome

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

Throughout the day, the 23-year-old actress rocked two different looks – one outfit was edgy and black while the other was cute and fun.

PHOTOS: Check out the latest pics of Lily Collins

Here’s the movie’s synopsis: Set in contemporary New York City, a seemingly ordinary teenager, Clary Fray (Collins), discovers she is the descendant of a line of Shadowhunters, a secret cadre of young half-angel warriors locked in an ancient battle to protect our world from demons.

10+ pictures inside of Lily Collins and Jamie Campbell Bower on set…