After years of unrequited love, Tenma and Kazami finally affirm their love for each other and have begun their relationship. However, when a new lion beastmen, Theo, joins the unit, Kazami can't help but be jealous of his interactions with Tenma. Behind the scenes, forces begin to make their move and target Tenma for his beastmen genes! How will their relationship fair against those that want Tenma for their own?