Li-hwa graduates college and becomes a reporter. On a rainy day, she remembers an old boyfriend, Suk-gi. She goes to Eroika to look for him. Instead, Li-hwa meets Suk-gi's friend, Su-hwan, and she falls in love with him. On the other hand, while on a story, Li-hwa meets Kwang-jun who is a night teacher. She is drawn to his sincere humanity. As time passes, Kwang-jun comes to know Li-hwa's feelings. Together, they help retarded children and offer guidance to prostitutes. Kwang-jun and Li-hwa have true love for each other but they part when Kwang-jun's non-permitted building is demolished. Hyun-wu ended up as a mental patient from the shock he received from his mother's scandalous behavior. He meets Li-hwa and receives her devoted care. Finally, Hyun-wu recovers completely and the two confirm their love. And the next day, Hyun-wu returns to society as a healthy man.