The travelling machine-Chapter 1

Happens before Max Lightwood's death in City of Glass and, in Mockingjay but instead of getting caputured by the capitol Katniss and Peeta and the rest are freed.. Although President Snow wants to hurt Prim to get Katniss to do something.. Katniss and Peeta somehow travel to another place and meet Clary,Jace,Izzy Lightwood and the rest of the Shadowhunters from New York Institute.