to Alicante, where Sebastian kisses her. She rejects him after having feelings of "wrong" while he kissed her, and they continue back to Alicante. She then learns that something called the Book of White has been hidden in Wayland Manor, and travels with Jace to retrieve it. Inside the Manor, they find the angel Ithuriel tied up and left for dead in the basement. He gives both Shadowhunters visions of Valentine experimenting on his children with the demon and his angel blood in an attempt to make a stronger warrior. They escape from Wayland Manor, after freeing Ithuriel so that he can finally die; the two then share a moment of passionate romance. They return to Alicante to see it burning from the first assault on the city, and after things are in order, Clary meets with the others and they go to free Simon who was taken to a Conclave prison called The Guard. They return to see the Clave, and Clary uses her rune ability to create a binding rune, enabling Shadowhunters and Downworlders to share powers. All those of age go to the battle on Brocelind Plains, and Clary has to give Simon the Mark of Cain so that the vampires will join the fight. At last, Magnus wakes Clary's mother Jocelyn, who informs Clary that Jace is not her brother. Her real brother is Jonathan Morgenstern, who has, this whole time, pretended to be Sebastian. It is soon revealed that Sebastian is a spy for Valentine and that he tried to seduce Clary into teaming up with him. Clary then tries to locate Jace to help him. She runs into Valentine, who ties her down in order to complete his summoning of the Angel Raziel by using her blood. Then, when Jace arrives to rescue her, Valentine forces her to watch as he fatally stabs Jace in the chest. Upon summoning the angel, Clary changes the marks on Valentine's summoning circle, giving her the ability to control the Angel, and after Valentine is slain, wishes to have Jace back. After Jace is brought back to life, the two get together. In the fourth book, City of Fallen Angels, Clary and Jace are happily in love. But soon, Jace starts to behave strangely and avoids her, leading Clary to assume he wants to break up with her. In truth, he has been influenced by Lilith, mother of