第 121 集: 明智利用冰柱理論調查城戶真司的死亡

121

Everybody found that Makoto Tojo was killed, but they weren't sure how the killer murdered him, since sharp objects were not allowed to bring into the fencing club. Even the sword was not used to commit the murder. But Akechi considered that an ice spike might be the key to the case. (Source: Wikipedia)