Five years ago, a food delivery rider named Ethan Parker saves Grace Hayes, chairwoman of Apex Group, from an accident. In the charged aftermath, the two grow close, and Grace becomes pregnant, later giving birth to a daughter called Mia. Five years on, Ethan finally works up the courage to find her and take responsibility. He shows up at Apex Group's doors, only to discover that neither of them can remember the other's face. Two strangers, meeting as if for the first time, slowly finding their way back to each other.