[They creep through the room, which is like an immense cylinder in shape; there are many racks of shelves arranged so that they fan out from a central hole. They replace the grate and begin to walk towards the other vent; as they do, they step out into a space that has a view of the central hole. Tiara looks over and her eyes widen as she sees a massive form at the center of the gap-- an Ezyphir construct. Its eye lights up just as she spots it.]