Matsuo is a ninja/yakuza of the clan Wakenabe from the city of Okami on a mission to replace a scroll in the castle of the daymio of Mura-Sabishi. This mission was successful. The new one is to infiltrate the enemy army and obtain their battle plans. So far so good...
The other members of the ninja party are:
- Katsuhiro, a human ninja/bu-shi (Javier R.)
- Myuri, a human ninja/wu-jen (German H.)
- Sasaki, a human ninja/wu-jen (retired) (Martin F.)
- Takeshi, a human ninja/shaman (Daniel R.)
- Matsuo, a human ninja/yakuza (Gabriel P.)