Cardiologist Thomas Wolfe's speciality is mending broken hearts, but no one knows how much his own still hurts five years on... Torn apart by the sadness of losing their little girl, Tom and his ex-wife, transplant surgeon Rebecca Scott, are virtually strangers, until they're thrown together again at Paddington's to save the life of another very special little girl. Can a miracle surgery prove that it's never too late to give love a second chance?