Forced to wear her sister Claire’s name in a political marriage, art restorer Ivy steps into a world of power and secrets. At the wedding, tycoon Adrian sees through the substitution at first glance, yet the two still enter a 90-day agreement. While tracing the truth behind a deadly car crash and stolen family patents, they expose the hidden designs of her uncle and biological father—and in the process, their guarded partnership turns into real love. After Adrian’s mistake with her equity creates a painful break, he learns what it means to truly honor her. In the end, every villain falls, and they remain together with pure hearts.