Ah. So his guess was correct. He is silent then, as Papyrus takes in Yuzu's words. "Indeed," he repeats, nodding and taking a small step forward. His soul-sensing magic is active-he can track the two coming up the stairs, and they're so close...if they're wise they're hopefully winding the crank in preparation already, but all the same.

"Sans is not yet gone. More importantly Papyrus, this is not the end! I, the man Gongenzaka, can indeed not speak for what was said or done in those moments...but I know who you are-and I, the man Gongenzaka, have worked with Sans long enough to know this...

"The bond between you both is stronger than any darkness which exists..! THIS 'END' SHALL NOT OCCUR!"