A new exciting trailer of The Mortal Instruments City of Bones has shown up online, you may watch it below:

The Mortal Instruments City of Bones movie directed by Harald Zwart – Release date: August 23, 2013.

Plot:
“Set in contemporary New York City, a seemingly ordinary teenager, Clary Fray, 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. After the disappearance of her mother, Clary must join forces with a group of Shadowhunters, who introduce her to a dangerous alternate New York called Downworld, filled with demons, warlocks, vampires, werewolves and other deadly creatures. Based on the worldwide best-selling book series.”

There’s also a new official poster:

(Click on the poster to enlarge.)

THE MORTAL INSTRUMENTS CITY OF BONES

Two worlds will collide.

Actress Lily Collins got the lead role as Clary Fray.
:)