

Joseph, heir of a top-tier family, is forced by his grandfather—who threatens to kill himself—to agree to marry the eldest daughter of the Smith family. But Joseph refuses to marry a stranger. Determined to choose for himself, he changes his name, goes undercover as a nanny in the Smith household, and sets out to evaluate the looks and character of the family's four daughters.

Raised by the Yoners, Autumn discovers she's not their biological child but the heiress of the prestigious Yale family. The real Yoner daughter, Vivian, now a destitute beggar, is manipulated by a vengeful former housekeeper to disgrace the Yoners. When Autumn is betrayed and confined by her adoptive parents, Xenith Yale emerges, offering support and encouragement. Together they unravel the conspiracy, restoring Autumn's rightful place and finding love amidst turmoil, while Vivian and her accomplice face their comeuppance.