‘Little Voice’ is a social introvert, unwilling to communicate with the outside world since the death of her father. Her only escape from the drudgery of her existence is through singing classic show tunes in the style of her glamorous heroes. When a sleazy showbiz agent overhears her singing, he wants to make her a star and become rich in the process. But despite all his charm and promises, Little Voice is reluctant to take to the stage, preferring to talk to telephone engineer Billy and stay at home. However, as the pressure on her to perform grows, will she be able to resist the lure of showbiz?