In a world of rhino shifters, some bonds are forbidden, but for Dax, a bitter Enforcer, and Marry, a charismatic doctor, a simple act of heroism forges a powerful, impossible knot between them. Dax, shamed by his humiliating loss to Immet, finds himself in a new reality when the knot brings about a secret that would make him the laughingstock of his crash, he is pregnant. As a brutal rival crash threatens to destroy everything he holds dear, Dax must learn to rely on the woman who baffles and infuriates him. Will he accept his vulnerability and the love he never knew he needed, or will he let his pride get in the way of a future that has chosen him?