American marine, David Berman, manages to get himself transferred to Paris in order to search for a hidden Nazi, Krugman that had killed his grandparents and crippled his mother. He managed to find a witness but just after she talks to David, she is run over and killed. That night, he is kidnapped by a shadowy organisation and told that Krugman is hiding under a new identity of Felix Altmann. David goes to a health spa and meets Altmann but Altmann is shot and David framed for the crime.