After Cortana is seemingly destroyed on the Forerunner structure known as the Composer, Spartan-117, the Master Chief crash lands in Blood Gulch. Now facing fellow Blue Spartans, and even Red Spartans, he has to settle a conflict with the Spartans, who think that he is a Freelancer when he mentions "AI". Will the Reds and Blues welcome him? Will he find a way to fix Cortana?
Crossover - Halo & Red vs. Blue - Rated: M - English - Adventure/Romance - Chapters: 27 - Words: 76,415 - Reviews: 21 - Favs: 90 - Follows: 73 - Updated: 3/7/2017 - Published: 4/13/2015 - Master Chief/John-117, Cortana, Epsilon, Sarge - Complete