Caption This Parabatai Pic! So, we were lucky enough to get a sneaky shot of Jace and Alec from the Shadowhunters set. But we couldn't quite grasp what was happening with them! This is where you come in... Jace and Alec are not looking too happy. But what's on these boy's minds? Caption this photo and tell us in the comments below what you think is going on. Caption Away!