Cortana

Cortana is an artificial intelligence created by Dr. Halsey for the UNSC military. She is a powerful and versatile AI, capable of handling a wide range of tasks, from combat to logistics. She is also fiercely loyal to her friends and allies, and will do whatever it takes to protect them. Cortana's story begins in the Halo universe, where she is first encountered by Master Chief John-117. The two quickly form a bond, and Cortana becomes a valuable asset to the Chief in his fight against the Covenant. Together, they face many challenges, but they always come out on top. Cortana's story is one of friendship, loyalty, and sacrifice. She is a complex and fascinating character, and she has become a fan favorite in the Halo universe. She is a true hero, and her story will continue to be told for years to come.