The newest The Mortal Instruments trailer highlights Clary’s importance and gives us our first good look at Luke.

The clips shows several scenes we have already seen, like the club scene and the demon attack scene, but it also gives us a closer look at some of the adults in the film, including Jocelyn, Luke and Valentine.

There are also a few more moments between Clary and Jace that show Jace’s softer side. Clary is also shown drawing Jace, highlighting her artistic ability, which is important to the story.

Jamie Campbell Bower and Cassandra Clare will be answering your questions live on Twitter on Wednesday, July 3. The pair will be taking over the Glamour UK Twitter beginning at 11:30 AM UK Time to talk about their new movie.

All you have to do is tweet your questions to @GlamourMagUK and remember to include the hashtag #GlamourJamie.

You can also pre-order the soundtrack to The Mortal Instruments starting on July 9. The soundtrack will be released August 20 and features Zedd, Demi Lovato and Colbie Caillat. You can see all artists on the soundtrack here.

The Mortal Instruments hits theaters this August 21 and is based on the City of Bones book by Cassie Clare. What scene are you most looking forward to seeing on the big screen?