( The Mortal Instruments FanFic) Clary is devastated and not to mention dreadfully embarrassed when her boyfriend William breaks up with her in front of everyone a few weeks before spring break. Yet, instead of devouring several tubs of Ben & Jerry's and crying herself to sleep her best friend Isabelle forms a plan to teach him a lesson. There's just one catch, Isabelle's brother and clary's ex best friend Jace is the only one that can help them. Will the plan work or will everything fall apart? Will Clary be able to hide her feelings from the one person she used to be able to tell anything? #10 in clace (29/02/19)