Going through the back, they find themselves in a reasonably large garden, a fountain at the centre of a faux maze with statues all around. They see the rear entrance, glass double doors through which they can see inside the building.
@unisol_gr44 Chelsea leads James up through the scaffolding, until they're against a window. "Hey, you said that you're in some sort of witness protection. So, I'm guessing you survived an attack from something supernatural, right? Did, uh, your parents make it too?"
James has time to answer, before all four of them hear gunshots coming from inside the museum.