Simon is a Mundane(human), he is Clary’s best friend. Simon has lots of other friends unlike Clary but becomes extremely worried when he can no longer find her and she has been brought to the institute after she is attacked by a demon. He finds her when Clary and Jace end up at Luke’s House. Simon hid in the bushes at Luke house for a while hoping to find her.
Simon
City Of Bones 