Richie tries tough love to snap the Fonz out of his self-pity after the leather-jacketed legend is blinded by a blow to the head and unexpectedly adds a new four-letter word to his vocabulary...fear.

Fonzie's new best friend is six-year-old Bobby, son of his girlfriend Peggy, whose husband abandoned them years earlier. Wrestling demons from his own past, Fonz faces an ethical dilemma when the father returns.