Lady Strawberry's marriage with her husband Melon is basically a sham, and she has long suffered from indifference and restriction. Melon's son Watermelon, who just returned from studying abroad, happens to rescue the distressed Strawberry, and the two start developing feelings for each other. Blueberry, aiming to grab the family's huge trust fund, pretends to be Watermelon's girlfriend and even lies that she's pregnant with Melon's child, trying to take over the nest. As the truth unfolds layer by layer: Melon is naturally infertile, and the baby Blueberry is carrying actually belongs to someone else.Strawberry has already conceived Watermelon's child. Melon loses his position as head of the family and, abandoned by everyone, suffers a stroke and becomes paralyzed. Strawberry and Watermelon break free from their constraints, get married smoothly, and enjoy a happy, fulfilling family life.