After a terrible "accident" aboard a submarine, a lt cdr , suffering from tremendous guilt, receives threatening telephone calls about bombs going off. His phone is locked into the bomber and he must race around trying to prevent disaster from happening. Naturally his wife and child are involved, a must in these kind of stories, and there is indeed a lot of action. There is also another story which i can't give away. This all makes for an exciting adventure and the main character is very good. The scenes aboard the submarine are very effective and realistic. You know the end, but what the hey. Its a great way to spend a rainy saturday afternoon in nyc.