Before being sucked into that beam of light along with the Sloth Witch, he had his Contracted Beast Kobe retrieve the anchor sunglasses from his bag beforehand, locking onto Shi Neian's location information.
It wasn't sure if it could follow Shi Neian into the rift in the sky and enter the Witch Church's headquarters, so it had to resort to this strategy—using the anchor sunglasses in advance to record and track Shi Neian's position.
In this way, even if it couldn't follow, it could still know where Shi Neian went within the next ten minutes thanks to the sunglasses, to ensure her personal safety.
