When the Hirvonen brother's (Läde, Timo, Ruho and Poju) bootlegging father ends up in jail, his sons need money to pay his debts to local crooks. The brothers suddenly get a new family member when their stepsister, Saara, moves in with them. Soon they find out Saara has an outstanding singing voice and the boys come up with an idea to send her to a child star contest. To train the girl a former child star, a current pub rose, is employed.