Apathic Rapture (A Mortal Instruments Fan Fiction)

Imagine you are stuck. Well not really stuck but lets just pretend. You are in a room. You have two demons trying to kill you. Luckily you escape, but you don't know how. You don't remember anything about the last 12 hours, but you can only remember a voice his voice and his name.
"Jace"

Now imagine this you wake up in a light room with two figures standing in the doorway. One rushes over to you when you whisper their name
"Isabelle"

These are all problems of her's. She needs to figure out what went wrong. And fast. Can she do it all before her relationship with Jace crumbles? Or will it be too late?