It’s raining outside, that’s why a boy and his girlfriend decided to stay at home tonight. A stereo system is working well, so why not have a karaoke party? Take heart, dear neighbours! The girl goes first and sings with her pretty little voice. What a lovely melody! Then goes the boy who adds rhythm to the whole show. Actually, people is this amazing duet are rivals, and only one of them is going to win. Whom do you see as a winner: a beautiful lady or a self-confident young man? Let the fight begin!