Marines: Crimson Worlds

Set in the 23rd century, this military science fiction audiobook follows Erik Cain, a former criminal who joins the marines in exchange for a pardon, and becomes embroiled in brutal interplanetary conflicts fought with advanced AI-assisted armor. As he rises through the ranks, Erik witnesses the harsh realities of war over resource-rich colonies and grapples with questions about the true nature of his enemies and the ideals worth fighting for. The story explores themes of sacrifice, loyalty, and the quest for freedom amid a backdrop of relentless combat.