Shadowhunters 2×20 Sneak Peek #2 “Beside Still Water” Season 2 Episode 20 Sneak Peek Finale

Shadowhunters 2×20 “Beside Still Water” Season 2 Episode 20 Sneak Peek #2 (Season Finale) – Jace and Clary rush to make a final stand, but when a traitor is revealed, Jace and Clary may have a bigger fight on their hands than expected. Meanwhile, Alec and Izzy must fight off a large mass of demons that have unexpectedly shown up, as Luke and Simon head to the Seelie Court to deal with some unfinished business with the Seelie Queen.