...Love between people of different social classes. Koichi, the only son of a wealthy family in the local area, and Emi, who has only one parent, are at a loss as their marriage is strongly opposed. Koichi's childhood friend Takuma, unable to bear the situation, urges them to elope, and the two secretly move to Tokyo and start their married life. The couple are grateful that they owe their current happiness to Takuma. Then, by chance, Takuma is transferred and moves to Tokyo.