Mallory has become a close confidant and best friend to Kate since her return from capture. The pair have balanced each other during all their stressful moments.
Tensions have flared up between Jamie and Kate. Their persona as the cutest couple has hit a few snags due to the secrets they're keeping from each other.
Jace: You experimented on me? Valentine: I made you stronger, faster; more lethal than any other Shadowhunter. Jace: Why? Valentine: To create the perfect weapon, the ideal marriage of good and evil: A Shadowhunter with pure demon blood.
Isabelle: Any word from the Clave? Lydia: Not yet. We've been trying for the past four hours. Something's up. Magnus: Hmmm. The Clave being unhelpful? Who's shocked?! Show of hands.