Shang Wanwan breaks up with her childhood sweetheart, Lu Yiming, after five years together. Meanwhile, Lu Chen, a powerful business tycoon, suddenly joins Shang Wanwan's company. What they initially believe to be two parallel lines that would never intersect gradually turns into an irresistible romance as they grow closer. Their relationship faces wave after wave of obstacles, including their vastly different social statuses, workplace power struggles, and interference from her ex. Meanwhile, hidden schemes and a secret crush that has lasted for years slowly come to light.