Iwane Sakazaki returns to his homeland and gets caught in the middle of an incident that results in the tragic death of two of his best friends from childhood. He decides to leave his domain, parting with his fiancée Nao, and becomes a vagrant masterless samurai with nothing more to lose. Iwane drifts to Edo, filleting eels during the day and working as a bodyguard at night for Imazuya, a reputable money exchanger. He gradually wins the trust of the people around him because of his mellow nature...