Yu was about to answer when he heard that faint word, whispered just above the hiss of the rain. He almost stopped dead in his tracks in surprise -- as it was he fumbled a bit. Maybe... maybe what? Part of him was screaming to turn back, that this was an obvious trap and he shouldn't be falling into it, while the other half was just curious as to what the heck was going on.

"...I don't know," he finally answered Yamato, picking up the pace after the ghost.