1962 Japanese movie
A young dockworker who owes his life to his boss becomes embroiled in union activity on the Yokohama waterfront. The rebel Saburo works as an errand boy for a shipping company and vents his frustrations by plucking on the guitar.
A love triangle develops between a benevolent student, his innocent girlfriend, and a cruel petty criminal, all as a point of diagnosis of a social disease that had Japan slowly succumbing to lawlessness during the post-War era.