Yuri (27) was devastated by grief. Just as her son was about to turn one year old, her husband suddenly died. Her husband's family home was an old house with old customs, and in order to live with her son after her husband's death, she had to remarry someone from the family. However, her stepbrothers began to relentlessly target Yuri's body. What will become of Yuri, who is bound by the family customs...?