When Charlie began to speculate that Vera's ring belonged to this place, he suddenly remembered the one function he knew it had.
Other functions aside, he knew for sure that once the ring acknowledged an owner, the ring would teleport the owner during his dire moments to the person at the forefront of their mind.
In other words, it was meant to save lives—even if one was dying, it would at least grant them the opportunity to see their loved ones one last time.
With those speculations in mind,