The Mortal Instruments: City of Bones is a supernatural action film based on the popular young adult novel series by Cassandra Clare. Lily Collins stars as Clary Fray, a young girl who discovers she is a descendant of a line of Shadowhunters, a secret group of half-angel warriors who protect the world from demons. As Clary delves deeper into the world of the Shadowhunters, she uncovers dark secrets and must confront powerful enemies. Lily Collins delivers a strong and compelling performance as the determined and courageous Clary. The film is filled with thrilling action sequences, stunning visual effects, and a captivating storyline that will keep viewers on the edge of their seats.