Song of Tomorrow is a 1967 Hong Kong drama film written and directed by Doe Ching, based on Fang Lung-hsiang's novel of the same name.

The story is about a woman's struggle to set her love free from substance dependence.

After her father's death, Su Ling (Ivy Ling Po) struggles to support her ill mother and disabled brother, but Mr. Su's former student Chiang Sung-ping (Chiao Chuang), a virtuoso drummer, does everything to help them.

They fall in love, but one day Su learns that Chiang is dependent on a drug to help him focus.

Later, after listening to Chiang's explanation, Su realizes how they love each other and is determined to help him recover from the drug addiction.