A storyline means what you, as a player, experience during game. You press "New Game" and start the game, and, until you accomplish all missions, until you gain the greatest level, it's called story line. When you've reached level 40 (or whatever the max was), you've ended the storyline (except issues when players take TitanFLStart savegame and start with level 40 from beginning but continue with missions =)) ). The point is that CF 1.7 has no storyline. That intro movie you see is not a story …