Shiraishi Sarina debuts under her new name, Natsukawa Yuna, bringing fresh allure to the Melomelo series. The stepson is a handsome guy, well-known and admired in the neighborhood. The stepmother, striving to maintain her proper maternal role, finds her heart stirred by her son's vibrant presence, gradually succumbing to forbidden desires. How these intense emotions unfold promises a thrilling, action-packed narrative full of highlights.