

Switched at birth, Rachel Lynn, the true Foster heiress, endures years of hardship. A one-night stand with Harold Grant leaves her with a son, who is stolen from her. Years later, she infiltrates his home as a maid to search for her child. Bonding with her autistic son through care and medicinal food, she makes a shocking discovery: the boy is her own, marked by a unique birthmark. When Harold asks her to pretend to be the child's mother to help him heal, she sees her chance for reunion and agrees.

Modern-day doctor Luna Winslow accidentally travels back to ancient times and becomes the unfavored consort of Lord Henry Reign. Little did she know, there was a deep-seated grudge between her and Lord Henry from their past lives. Upon her arrival, she encounters severely wounded patients and narrowly avoids being wrongfully imprisoned. As their paths continuously cross and clash, their relationship gradually transitions from estrangement to closeness, ultimately coming together in true love.