Sisters raised without parents feel infinitely lonely. Therefore, they have many worries and sometimes despair. A tragicomedy unfolds between these sisters and the people surrounding them. New employee Kyung-chae becomes pregnant after a romance with In-soo. At the plea of her older sister, Kyung-eon, who asks for at least an honorable wedding, In-soo tries to steal company money to use, but things don't go as planned and he eventually disappears. From then on, Kyung-chae's tragedy begins. She moves to be an elementary school teacher but is persecuted, loses her young daughter Yeon-hee, and cries bitterly. It is at this moment that In-soo returns, and the film ends with hope.