Jace fears his hallucinations may be prophetic of Jonathan's return, but Clary suspects they are merely a result of his sleep deprivation.
Alec doubles his efforts to find the Owl. Jace begins to fear his hallucinations may hold roots in his past and turns to Luke for guidance.
When Jace tells Clary he's considering turning himself into the Silent Brothers for treatment, Clary and Luke seek out to help him.
Lilith gathers the final pieces for her dark ritual, igniting a race to stop her. With Isabelle’s help, Simon makes a heartbreaking choice. Magnus reconnects with a powerful person from his past.
Clary and Magnus team up to find out more about the demon that attacked Clary, fearing its connection to the Owl.
