The action revolves around a ronin in the Sengoku period, Japan, who was born with ugly physical disabilities, are not comparable with life, due to the fact that for 1 day, his father and the daimyo made??a deal with the 48 demons that gave him enormous power, but exchange every demon will take on one body of the child.Father without a drop of compassion and intoxicated with his happiness requires kill " freak " and the mother let the child on the river, but it still alive is a healer and magician Honma, who uses healing magic and alchemy inserts baby bodies extracted from the other children who died in the war.Since the new " prosthesis " have kept myself healing power of magic, the boy became virtually invulnerable to any fatal wounds and shock. Also, the boy received an unusual sword, able to kill the demons, and other spirits. However, the presence of prostheses does the boy free from the curse of 48 demons. Having grown up and already the young soldier, who is also Hyakkimaru learnsthat if you kill all the 48 demons, then he will be able to regain all the lost bodies. When traveling, Hyakkimaru meets orphan boy and a thief named Dororo, who decides to accompany him on his journey (c) Wikipedia.