The Hunt for Red October

In The Hunt For Red October, the player is a Russian submarine commander defecting to the West. The submarine is equipped with a silent caterpillar drive. The mission has two parts: escape and rendezvous. Escaping involves navigating obstacles and avoiding Russian submarines and mines. The difficulty of rendezvous depends on the player's performance in the first section.

Résumé

In this adaptation of Tom Clancy's popular novel, you play the part of Captain Marko Ramius attempting to defect to the US. Once into the Atlantic, you must rendezvous with the US Navy and fake the destruction of the Red October. Your crew is not aware of the defection -- but the Soviet Navy is, and will try to stop you at any cost.