Halo: The Fall of Reach/Inception

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Overview
The Beginning is the first level of the game Halo: The Fall of Reach. This level is purely a cutscene, and does not contain any actual gameplay.

Plot
Dr. Catherine Halsey along with Lt. Junior Grade Jacob Keyes arrive at Eridanus II in the UNSC Han, to identify and take a candidate for the SPARTAN-II Program, John. They find John in a playground in Eridanus II. They see him playing Basketball with ease. Then, Dr. Halsey decides to test his reflexes and flips a coin in the air, having John to identify the side it will land on. John catches it in the air and identifies the side - the eagle. Halsey gives him the coin.

That day, in the night, Dr. Halsey along with 2 other ONI Agents kidnap John and replace him by a flash clone. The next day, John wakes up in a building and sees out through the window much to his surprise.