Kong Shim and Kong Mi are sisters who are very unlike each other. In today’s appearance-oriented society, it was natural for a girl like Kong Mi to be loved by everyone. Kong Shim, on the other hand, spent her whole life in the shadow of her sister. However, her life takes a drastic turn when she meets two boys who are very good friends. This drama is about love, jealousy, and competition where young men and women overcome difficulties to find the meaning of love and happiness.