Halo Fireteam Reach

A Halo AU story in which Cortana is human and in a relationship with Master Chief and where Noble Six is alive, has a sister and a fireteam named Fireteam Reach which consists of two girls and three guys. Chief and Cortana join the team and get sent on a special mission to capture the leader of the Storm Covenant and recover Doctor Halsey! Rated for slight language and action.