Safe with you

Set after CoG. Valentine and Jonathan/ Sebastian are hiding. Jace breaks up with Clary. Jonathan kidnaps her When she goes for a walk after seeing Jace and Aline kissing. Clary makes a new rune, Jonathan can't touch her. Jonathan caught Alec, Clary says she will do anything if he let's him go. Then, she escapes. How will alec'f and Clary's feelings change? Rated M later.