The heroine Su Wan (30 years old) - a researcher who has returned from overseas with a Ph. D., An off-white silk shirt + wide-leg pants of the same color, long hair pulled up, pearl earrings, and a gentle and intellectual temperament; the male protagonist Lu Shiyan (25 years old) - the president of the Lu Group, a dark gray custom-made suit, a Patek Philippe watch, a tall and straight figure, handsome features, and a noble temperament.