"Me, too. Let's remain on our guard, just in case." What are the odds that anyone entering the tomb would be friendly forces? Probably not high, though Korrin would love to be proven wrong for once. "I don't think there's anything else to find in this spot, so...the corridor ahead? If it branches off, we can always turn around and tell the others."

It seems the logical course of action to her -plus she wants to see if they can catch a glimpse of whoever else is around- so unless Merrill has strong objections, she'll take point.