Two episodes. That is the whole deal, and it burns through them like it knows the plug is coming. Holy Knight drops Lilith, a half-human Romanian transfer student, into a Tokyo missionary school and tells timid orphan Shinta Mizumura that he is the heir to the Romuald vampire hunter line, then hits the gas so hard the romance and the bloodline reveal are fighting for the same minute of screen time. What people actually stay for is the art: the character illustrations are genuinely lovely, easily the most cared-for thing here, and the forbidden hunter and vampire angle has real teeth as a premise. What people rage about is that it stops instead of ending, mid-story, no resolution, an adaptation waving at a manga you now have to go read. Go in knowing that and it is a gorgeous fragment. Go in expecting closure and you will throw something.
Shinta's quiet existence at a Tokyo missionary school shatters the moment Lilith enrolls as a transfer student. She's breathtaking, mysterious, and utterly unlike anyone he's ever met. What starts as innocent attraction spirals into something far stranger when Shinta learns the truth: he's not just an ordinary orphan, but the last heir to the Romuald bloodline, a lineage of vampire hunters stretching back centuries. The revelation comes with a catch. Lilith herself is half-vampire, a creature Shinta should rightfully hunt. Yet destroying her feels impossible when she's so close, when the pull between them runs so deep. Shinta finds himself caught between inherited duty and genuine feeling, forced to question everything he believed about good and evil, human and monster. This OVA walks the line between supernatural action and intimate tension, delivering a short but potent story about choice and identity. Expect blood, fangs, and the kind of character dynamics that linger long after the credits roll.