Who ruined the Warlocks' magic?
That was revealed on Shadowhunters Season 3 Episode 2 when a demonic presence messed up everything for them.
Meanwhile, Izzy and Luke joined forces to try and track down some more information regarding the recent series of possessions.
However, the pair were shocked to the core by what they unearthed about someone close to them.
Also, Clary continued to try and move on from Valentine's death, but was it easier said than done?
Use the video above to watch Shadowhunters online right here via TV Fanatic.
Get caught up with all the latest supernatural twists.
Paul Dailly is the Associate Editor for TV Fanatic. Follow him on Twitter.