One Drop of Blood

For three years, I wasn't just Elise Vogel’s fiancé—I was her lover's walking blood bank. She used my rare O-negative blood to keep her "childhood sweetheart" alive while her negligence left my grandmother dead in the street. Now, the heiress is crawling back, begging for one last donation to save him, but I’m finally done giving: I’m going to watch him die, and I’m going to watch her empire burn.