The Mysterious X

Det hemmelighedsfulde X

Also known as La x misteriosa, Orders Under Seal, Мистериозният Х, Das geheimnisvolle X, Salaperäinen X

Not long before marine officer Lieutenant van Hauen goes off to war and heavy-heartedly leaves his family, he coincidentally discovers that his wife has a secret liaison with the dubious Count Spinelli. However, what the van Hauens don't yet know is that the sleazy Spinelli has a hidden agenda.