C835 Taking Poison
This question was actually not important at all to Ishii Xiongyan and Watanabe Miyoko, because Iga Shaodong had already admitted that he was the one who killed Watanabe Changgu.
For Chen Hui and Zhou Qiuchu, this was a core issue. Watanabe Changgu was truly killed because he brought back the imitation bronze tripod s, which meant that the bronze tripod must have its special properties