A possessive and demanding Dominant. A submissive needing to surrender.... As the world becomes more technologically advanced and dangerous, governments rush to keep their militaries at the forefront of change. Soldiers undergo genetic modifications that make them stronger, faster, smarter, and deadlier.The downside is a genetic quirk that cannot be a need to dominate or submit in order to stay alive.For Corporal Craig Richards, this means having a Dominant help him through his Release Cycle, a period of time when he requires sex and dominance to purge his body of toxic hormone buildup.Commander Samuel Flak is a Dominant able to put a submissive's needs first. That's why he's always in high demand for submissives entering their first cycle. But it's getting harder not to have a submissive of his own.A submissive who needs to submit hard outside his cycle.As soon as he meets Craig - strong, angry, and needy as hell - Sam knows he's found his match.This is a full length, high heat romance featuring lots of kinky, sexy times between two powerful men who need sex to survive. Welcome to the steamy world of biological kink. HEA guaranteed!This is a full length romance novel featuring a desperately naive but enthusiastic submissive and a Dominant eager to find the right one. Contains daddy kink, knotting (but no mpreg), cathartic yet sexy crying and more....