Read The Ultimatum Storyline:
His captive has issued a most unusual ultimatum...He must make love to her...Little does he know that giving her what she needs may bind him to her forever...Rystani star pilot Xander is willing to use unusual methods, no matter how unorthodox, to save the galaxy from a deadly virus. He's already resorted to kidnapping bio-geneticist Alara Calladar in the hopes that her psi-talent of identifying DNA will help find a cure to save both their worlds. But now his sworn enemy has revealed that her biology requires her to periodically regenerate her cells by making love or she'll die. Really die. Xander is stunned, yet fascinated, by her admission and wonders what other secrets she's keeping. While he has little choice but to agree to trade his life-saving love making for her psi powers, he's determined to keep an emotional distance. No way is he falling for her, a woman from a race who invaded and occupies his home world. Soon their desperate bargain becomes a turbulent but...Pages of The Ultimatum :
