The flashy and dazzling entertainment industry, the Vanity Fair where people's hearts are full of ghosts; the open and hidden arrows coming from the sky, and the hard-to-prevent conspiracies and traps. He is an idol superstar that attracts everyone's attention. He is careful every step he takes. Even if he makes a wrong step, he may be in catastrophe. She is the agent who protects him. They are supposed to be partners who have a working relationship, but they are obsessed with each other and can't help themselves. What are the consequences of doing something you know you can't do? Maybe he was shattered into pieces and never looked back. They knew each other at a young age, but because of this little bit of youthful affection that was different from others, it was extremely difficult to let go. Destiny is a wandering river, and their edges have been smoothed by their stumbling. Only each other knows that the other party once had such a good time, and only each other knows that they once had each other. The cruelest thing in the world is not getting it, but losing it. There are so many spectacular romances in the world, but they are actually just an ordinary couple. Their story turns out to be nothing more than a thousand twists and turns, just four words: helpless.