The drama is adapted from the Japanese TV series "Summer Without Love" This is also the second time that Song Hye Kyo has collaborated with director Kim Gyu-tae and writer Roh Hee-kyung.　　Gambler Wu Shu (played by Zhao Yincheng) lives in a poker world full of money and desire, and lives a gorgeous life, spending every night with women and wine except for poker. Because of an accident, he was burdened with billions of won in debt, so he set his sights on the rich girl Oh Young (played by Song Hye Kyo). As the only heir to a large business, Wu Ying is smart, beautiful, and seems to have everything, but she is lonely and cold in her heart. Unfortunately, she suffers from a "tunnel visual impairment" where she can see the center of her field of vision blurbly and cannot see her surroundings. For money, Wu Shu took Zhencheng (Jin Fan), who was like a brother, and pretended to be Wu Ying's brother, who had not seen him for more than 10 years, and came to Wu Ying's house together. cynical, he found that Wu Ying was as lonely and sad as himself, and gradually developed feelings for her. And Wu Ying was also moved by this brother's lie-like warm words and actions, as well as the charm of freedom, and slowly began to open up to him. And in the end, when truth and lie collide, when the beauty that everything has been built up is shattered, what will be the ending for the two?