The late morning show “Be Careful with My Heart” of ABS-CBN continues to soar up high in terms of ratings and popularity nationwide and worldwide. It gives entertainment, lessons and moral values that everyone can relate into. It is suitable for children, teenagers, fathers, and mothers and even for senior citizens. It is a variety show that teaches about love for family and also respect for every individual despite their standings in life. A simple girl, Maya dela Rosa (Jodi Sta. Maria), her older sister, Cristina Rose, and Cristina's son are introduced as tour guides in their hometown of San Nicolas, with their mother runs a souvenir shop. Money is often less than the living expenses and household repairs. Cristina Rose hopes to work at sea, while Maya dreams of becoming a flight stewardess. One rainy night, after an attempt to fix the roof, Cristina breaks her leg and is thus unable to complete her schooling to become a sea woman. With a large medical bill, Maya deems it necessary to work overseas for two years to help her family. Upon arrival in Manila, Maya discovers that the woman who had offered work overseas had swindled her. Maya is stuck in Manila with no money or place to go. Relentless, Maya allows no one to stop her, not even the handsome, wealthy widower Richard Lim (Richard Yap), who reminds her of her shortcomings.
Ironically, Richard is her last hope because of his influence in the airline industry. He offers Maya to become his youngest daughter's temporary nanny in exchange for his help. Maya agrees to become a maid and nanny in his household. Upon entering the Lim home, she finds herself involved in the private lives of Richard and his three problematic children: Luke (Jerome Ponce), Nikki (Janella Salvador) and Abby (Mutya Orquia).
Maya realizes that since Richard's wife died, the family's joy died with her; hence their problems. Maya is tasked to bridge Richard to his children and eventually she succeeds in