Ja Ok spends her tuition on her boyfriend and takes a semester off. At an art gallery, she meets Yu Mun and falls in love, but her family hurries her marriage with Young Jun and she ends up married to him. Later, Yu Mun comes back from a business trip and visits his colleague Young Jun. Since she saw Yu Mun, she is restless and Young Jun starts abusing her. She leavessaying that she carries a child. He suspects her and Yu Mun. Yu Mun realizes that his former girlfriend, Kyung Suk, caused misunderstanding and helps to keep the married couple together.