因为体弱多病的顺伊（朴宝英 Bo-yeong Park 饰）需要疗养的缘故，顺伊母女三人从首尔搬家到了乡下的一栋别墅生活。而收拾屋子的时候顺伊意外的在仓库发现了神秘的前户主朴博士在这里遗留下了的狼孩（

　　Gyeong-ah works as a caregiver and lives alone. The only one she can rely on is her daughter, Yeon