In Shadowhunters Season 3 Ep. 19: Aku Cinta Kamu, to try and save Clary from Jonathan, Jace goes undercover. Back at the Institute, Isabelle, Simon and Luke race to find a way to finally destroy Clary’s bond with Jonathan. With time running out, can Isabelle create the solution before Jace’s cover is blown? https://youtu.be/8pOftbqblLg