He infects his son with Demon blood and is betrayed by his former best friend, Lucian Graymark, and his wife at the Uprising of the Accords. It showed itself to him as you.

Sebastian Verlac was an English Shadowhunter from the London Institute.

Hopefully, I won’t let anyone down!

And there was Valentine's ship, Simon kneeling on Jace, blood on his mouth and shirt, and blood at Jace's throat, and there was the cell in Idris, and Hodge's weathered face, and Simon and Clary again, Clary etching the Mark of Cain onto his forehead.
She teaches him how to harness his powers and at the request of one of the shadowhunters, Jonathan kills him.

It is mentioned that his father died when he was very young due to a heart attack. “But I don't believe I see Valentine Morgenstern. Her marriage with Robert is never the same ever since the Uprising, with Robert even thinking of leaving the family several times.

He accompanies Clary in her adventures, despite being human for the first book and most of the second book.

Sebastian then later visits Clary and tries to convince her to leave with him, offering her mercy but she refuses. And there was Simon with Isabelle, his hands curved around her face, kissing her, and she could see Isabelle as Simon saw her: fragile and strong, and so, so beautiful. So we have discussed it and it’s funny because he’s as eager to watch the next 12 episodes as anyone, because he’s excited to see what I’ve done with it. –Aline about Sebastian, A Problem of Memory. He is the oldest of the Lightwoods and is quieter than both Isabelle, his brother Max, and Jace, his best friend and adoptive brother.

Months later Clary talks to him but he doesn't remember her.

He dies surrounded by Clary, Jocelyn and Jace. Her parents were killed in a fire set by Valentine Morgenstern, in which she also believed that Jonathan had been killed.

"That brings out a whole new level of who he actually is, because he’s got nothing to hide behind anymore. However, when Luke was bitten by a werewolf, Amatis sent him away in disgust, in spite of their close relationship.

Before she could, however, Clary, who has succumbed to Lilith's rune and turned evil, kills Lanaia and breaks Jonathan out of his cell.With the now-evil Clary on Jonathan's side, they plan to kidnap the Seelie Queen in order to get her to relinquish the Morning Star sword, with Jace pretending to join their quest by going undercover using a Seelie ring to communicate through telepathy in an attempt to save Clary and stop the Clave from killing her. He tries his best to act wisely and is not as reckless as Jace.

When he was born, Jocelyn knew that something was wrong with the child and had to try very hard to be around him.

They return to see the Clave, and Clary uses her rune ability to create a binding rune, enabling Shadowhunters and Downworlders to share powers.


She has blue skin which she covers up using glamour rather frequently due to her choice to work at Beth Israel Hospital, a hospital for the mundanes. He is a werewolf who was a Shadowhunter and member of the Circle which was run by Valentine Morgenstern.

However, during their relationship, he soon began to become controlling and abusive and she broke up with him. In the process, she falls in love with fellow Shadowhunter Jace Wayland. They began talking, with the Queen telling Jonathan that she thought he was only a child, with Jonathan stating that she should not have underestimated him. Clary mourns for the brother that she could have had. He is portrayed by His family is said to be devoutly Jewish.

" I never existed at all. Jonathan has blue eyes and red hair, the latter being of the same shade as his Jonathan has the "heightened speed" rune on the left side of his neck, a For at least half of his life, however, which had been spent in hell, all the layers of skin on his entire body were burned off. I guess we're all just lucky my father faked his own death before he got to the raping and pillaging part of my education, or no one would be safe.”

I didn’t speak to Will until after I had already started on the show. He is said to be the spitting image of Valentine. “Shapes began to appear in the mist as it thickened.

“I could hear your heart beating,” he said softly. “I knew then that Jocelyn would never come back to me, because of you. She is rather small and thin.