Darkven Academy is a school for boys but also a school for gangsters and mafia but many years has past the school broaders thought of a idea that the academy should be co-ed they will allow girls enroll there school. A girl Nathan Raven Montgomery a girl with a angel image but a cold demon attitude,they said that she is merciless,cold hearted,and a demon.She has the beauty,the brain,and the Skills to kill people.But what if Lei enroll to a school Called Darkven Academy? What will happen to a girl with a all boys school? Will they love bloom to them?..Find Out the Story of The Dark Swan.