Young gangster wannabe is framed for a murder and sent to prison.

A scrap iron carrier arrived at Tokyo bay. The ship swarmed with the stevedores, the souvenir seller and the hookers. The crews of ship were oppressed by arrogant captain and his officers. The crews caused an uprising. A manager of stevedore ordered his employee leader to suppress an uprising...

Kawai Midori's father left the family a long time ago and since her mother passed away, she has taken care of her younger siblings by herself by working with a group of itinerant camellia oil peddlers. While she is In Izu selling camellia oil, she meets a young student, Katō Yutaka, who asks her to let him take her picture. The peddlers also meet a jazz band, and when Midori sings a song, teased by the band's star singer Nanjō Haruo, the band members are enraptured by her beautiful voice. She eventually joins the band and quickly becomes a popular jazz singer.