Two men who are very strong in their respective careers are at odds with each other, enjoying their grudges and writing about their youth effortlessly. Except for love. No matter how good they are, once they encounter love, they immediately become idiots. They are Guan Yunchang in their careers, and they are not afraid to go to meetings alone in critical moments. They are also Lin Daiyu in love. They are eager to welcome but refuse, and they are not sure where to go... Barriers, perhaps the only word that can explain their lives. The barriers of the world, the barriers of life, the barriers of psychology, the barriers of self... Some are real, and some are imaginary. It is these ubiquitous barriers that make their originally easy and happy life complicated and entangled; it is also these barriers that prompt them to work hard to escape and chase their dreams that should be easy and happy...