Matter of Time: Cora’s Bond 4 by V. M. Black

After yet another series of setbacks for the billionaire vampire Dorian Thorne’s alliance, Cora Shaw struggles to regroup. She has school to attend and the wedding with Dorian to arrange–not just any wedding but a union that is to symbolize the friendship between humans and vampires. But even as she tries to balance these parts of her life, her relationship with Dorian enters more treacherous ground, and a blow to the alliance threatens all their gains.