From Rotterdam, Gerhard Bern has received the terrible news that, for no ostensible reason, his brother has committed suicide. The only clue seems to be his membership of a secret club. To find an explanation, Gerhard, accompanied by a detective, hurries to Rotterdam, where he is given accommodation by Consul Verstraaten, a friend of his father. There he meets and falls in love with the Consul’s daughter Ilse and shortly... see more