He Xingzhi (pretending to be indifferent but really affectionate) vs. Jiang Sui (pretending to be free and easygoing)
Twenty-year-old Jiang Sui and 22-year-old He Xingzhi have nothing but love.
Twenty-eight-year-old Jiang Sui and thirty-year-old He Xingzhi have everything but love.
Purpose: Time makes us become better people