At the end of Season 2, Clary (Katherine McNamara) was hoping Jace (Dominic Sherwood) would come back to life and he did, but he's not the same as he was. Season 3 also includes Clary Fray (Katherine McNamara) resurrecting more people, Isabelle (Emeraude Toubia) finding herself in a "whole new world," and an expansion of the Warlock storyline. Javier Muñoz was cast as warlock, Lorenzo Rey, who will fight his rival Magnus Bane (Harry Shum Jr.).
Here's the offical synopsis for the first episode of the new season:
In the season three premiere of Shadowhunters, secrets abound as the Shadowhunters and Downworlders try to get back to normal after Valentine’s death. Clary struggles with keeping her secret about Raziel’s wish, while Alec pushes Jace to come clean about whatever Jace and Clary are hiding. Luke must use tough love to keep his secret hidden from Ollie who is on the warpath for answers. Magnus hides his true feelings about his new position in the Warlock community from Alec. Meanwhile, Lilith sets a plan in motion in New York City as Simon spends time in the Seelie Court.
Before the show returns, take a look at an exclusive photo of the cast of Season 3.