Time of Shura: Age of Chaos S01 E01 A Man Like a Cloud

When a young nobelman is attacked by a group of bandits he is saved by the legendary swordsman Musashi Miyamoto. He is then offered a very lucrative job as the young man's bodyguard. Instead he recommends that they hire Yakumo Mutsu a wanderer who happens to be sitting nearby. Yakumo accepts the offer although his new charge seems to have doubts about the mans true skills.