In the urban jungle where bright neon lights and cold steel bars intersect, top jewelry designer Gu Wanzhou's wings were broken by a well-planned plagiarism incident. As she knelt in the pouring rain to wipe the display cabinets, the hands that had put on her diamond engagement ring were holding the new design director across the red carpet. Five years later, she returned as a mysterious jewelry restorer, but on her first day of employment, she discovered that the new president was actually her ex-fiancé who was sent to prison by her own hands. The broken diamonds reflected between the fingers the truth of the rainy night seven years ago. When the safe behind the secret door of the restoration room was opened, the yellowed pregnancy test sheet and the blood-stained diamond earrings fell at the same time...