Chibi vampire

Karin struggles with her sister growing apart from her as new revelations on why vampires and humans cannot be together are revealed--and it's all a prelude to more trouble that may be on the way! Can Kenta and Karin overcome the forces trying to keep them apart? Will they ever be able to take their love to the next level? And what is the shocking truth that Calera has brought home with her from her birthplace?