That sounded familiar. "I don't underestimate anyone," he said darkly. Both Fai and the kid had those innocent faces that could easily throw someone less skilled into believing they were harmless. So far from the truth.

Kurogane could wager that this Haku kid had used that technique to his advantage before. He didn't look like a killer, but if he worked with Zabuza, then he likely was. People did not work together without reasons. Zabuza wasn't denying their involvement either, so their arrangement was likely a willing one. Kurogane's on the other hand...