Single parent, Grace Donovan arrives in the small town of Emerson with the hope a trial program at the local cancer clinic will be the answer to prolonging her young daughter's life. She doesn't expect to fall for her handsome boss. As principal of Emerson Elementary, Kyle Roberts is aware of the students' medical issues and his heart goes out to little Cassie Donovan and her mother. When he learns Grace needs a job, he fabricates a childcare program, and is pleasantly surprised by its success. Now, if only he could help Cassie's recovery and get Grace to give him a chance before she learns of his duplicity. Cassie Donovan barely remembers the father who died when she was just a toddler, but she does know her mother is sad. Even though Cassie wants a puppy more than anything, she gives up her wish to ask for a daddy from Santa Claus, that way if she gets sick again, Mommy won't be alone.