Sinopsis
A man and his ship are sunk in Lake Constance and the dead man's son is missing. For the detectives, he is the prime suspect. Until an anonymous tip-off about a prisoner hidden in a box turns up...
A man and his ship are sunk in Lake Constance and the dead man's son is missing. For the detectives, he is the prime suspect. Until an anonymous tip-off about a prisoner hidden in a box turns up...
