A poor bookstore decides to appear to the widow of a professor's friend as their lost grandson when she learns she is about to die.

A notorious thief seeks refuge in the home of a young woman who works in the nightlife industry. She pretends to be a nurse and he pretends to be a doctor. However, the next day finds the thief being pursued by the authorities and arrested. Before that, their true identities are revealed. The two young people, who are in love with each other, swear eternal love.