Keys’s former software design partner is Millie (EMMY winner Jodie Comer) and she is certain that the Keys and Mouser’s boss, the evil Antwan (Oscar winner Taika Waititi) stole some of their coding and is using it in Free City, without compensation or recognition. Her knowledge of the game enhances her ability to participate in the game and story in interesting ways. (no spoilers).  Furthermore, she resents Keys for working for the man (Antwan), despite a simmering attraction between them. Lil Rel Howery plays Guy’s sidekick, Buddy another NPC, a security guard at the perpetually robbed bank where Guy is a teller. Guy and Buddy, the names suggest generic people, blank canvases. [Source]