Sword Art Online (US)

As one of the most anticipated Virtual Massive Multiplayer Role Playing Games opens its doors thousands of eager users logs on to test the game. But after a while they notice that there is now way to leave the game.

The developer of the game calls a meeting and lets all the users know that the log out button is intentinally missing, it is not a mistake. The only way to leave the game is if you clear all 100 levels. Also if you die in the game you also die in real life.