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The story is about a swordsman who has a drinking problem. One day he
found out he got his girlfriend pregnant and decides to marry her. But
when the baby is born, the mans father (Sonny Chiba) wont let the
childs mother go near her own son. This slowly drives her mad, and
the fact that her husband is a neglecting drunk didn't help either.
One day the mans wife went out for a walk and saw a strange man. She
soon began to think of him constantly until one day he shows up and
takes her away. On the way to find his wife the swordsman is attacked and receives a
blow to the head and lost his memory. He was nursed back to health by
a kind woman. When he regained his memory he went to his house only
to find his mother and father had been killed and his wife and son
were missing.
He searches for his wife and finds she is with another man. He fights
the man and attacks him with a critical blow. But as the man dies and
he hold his son in his hands, his wife stabs him in the chest. She
reveals that is was her that killed his parents and when he came home
in a drunken stupor he accidentally killed his own son. She left him and
the child he was holding was actually the son of the man that was
dying in front of him. When the baby starts crying, the man on the
ground jumps up not knowing his son is in his enemies hands and throws
a dagger at the swordsman. But instead of hitting him, he kills his
own son as well. In a last effort to kill the swordsman, the man jumps
up and thrusts his sword at him, but the swordsman turns and put's his
ex-wife in front of the blade killing her. The swordsman lives, but
is badly injured. He returns to the lady who help him only to leaves
shortly after.