Christy Lam is a diligent professional who excels in her field. However, as she approaches her 30th birthday, she faces a series of personal challenges, including career dilemmas, romantic entanglements, and health concerns, leading her to a low point in her life. On the other hand, Wong Tin Lok, also nearing 30, is an upbeat individual who has had to fend for herself since her mother’s early passing. She works in a CD store with modest earnings and has yet to find her ideal partner. Despite these challenges, Wong remains hopeful and dreams of visiting Paris. Although they share the same birthday, Christy and Wong have distinct personalities. When Christy moves in with Wong, subtle shifts begin to occur in their lives.