(W/A/CA) Tanaka Strike. When a stray black cat named Kuro crosses Mahiru Shirota's path* the high school freshman's life will never be the same again. Kuro is* in fact* no ordinary feline* but a servamp: a servant vampire. While Mahiru's personal philosophy is one of nonintervention* he soon becomes embroiled in an ancient* altogether surreal conflict between vampires and humans.