Desperate to escape her successful sister's shadow, Euphemia seeks independence as a biotech researcher fixated on destroying Nightz, a dangerous narcotic sought across the colonies. She never believed her life was in danger until a group of men pulled her from her car at gunpoint. Euphemia had also never met a Beast Blood, the nonhuman subspecies with animalistic qualities, until she was rescued by one. Zelaide is a Muta Hunter and a Beast Blood. When his hunt is interrupted by Euphemia's attackers, he saves her on a whim. Never expecting to see Euphemia again, he's shocked to receive a job protecting the spunky researcher who just might be his lifelong mate. Follow Euphemia and Zelaide as they navigate a colony world brimming with peculiar beasts, powerful narcotics, dangerous criminals, and a budding, interspecies romance! Source: Cross Infinite World