Natalie has been left by her fiancé at the altar years ago. She is now lonely and wants to start a family of her own. She decides to move to a new town and start a "legacy challenge", which involves building a family through generations. She meets a man named Phil but later discovers she is pregnant with his child. However, when she proposes to Phil to raise the child together, he rejects her and says he does not want to be tied down. Natalie is devastated as she now has to raise the child as a single mother.