So, Juan wasn’t behind the orphanage, but he created the tech to disable us. He sold it out there, not caring who got hold of it because he wanted the vampires to think they had a weapon to restart a war. He had to know once they got it they would have the confidence to come at the wolves again at some point, so he waited.
The vampires thought they had a foolproof plan. They aren’t as strong as us, but with something like the isolation box, they would be stronger and have a shot at taking us down this time. This means Juan has to know how to combat...