The commissioner wants Steve Mitchell to locate a man who has been playing hide and seek for the past two weeks. His name is Vincent Tassan, and he claims to know the man responsible for a recent car bombing in Algiers. However, he is in a dangerous position himself and each time they try to meet, he has disappeared again. Steve is going to meet with Bob Martin in Marseilles to do anything and everything to locate Vincent Tassan, and bring the car bomber to justice...