The confident, smart, and stunning female supporting characters in TV dramas usually fall deeply in love with the second male lead or the male lead, and then turn dark when their infatuation proves fruitless. They antagonize the female lead at every turn, and are eventually disgusted by everyone and run away from home or die. What was their fault that led to such a tragic ending? Envy? No, no one can control the depth of love. They just loved the wrong person and loved them too deeply.