Red Siren - La sirene rouge 2002

One day a 12-year old girl named Alice walks into a police station and states that her mother is a murderer. When the police refuse to take her seriously, she has no option than to go on the run. She meets a strange man, Hugo, who belongs to an organisation engaged in an armed combat for world freedom. They head for Portugal to look for the girl's missing father, and end up being pursued by a gang of ruthless killers...