Story

This is about Halo's story

You are the Master Chief, a super human who has awakened from cryostasis on a huge ship named the Pillar of Autumn.
It is attacked by aliens, and Keyes, captain of the ship, tasks you with escaping from the aliens with a smart AI named Cortana.
If they capture her, they will know everything, and most importantly, Earth's location. As you attempt your mission,
you uncover a much darker secret in the mysterious ring known as "Halo".