Mao sakamaki, is the very youngest and the only daughter of karlheinz. Her mother is currently married to him after 15 years. One day he suggests Mao to go live with the rest of the Sakamaki brothers, which she agrees. But little did she know that, trouble is about to hit her

What happens when Sky learn that her whole life has been a lie. She meets the Mukami brothers and the use her to try and get her real brothers the Sakamaki family. Follow her through her crazy and new experience and finding out she has vampire relatives. Though all this craziness she falls for one of her captors through his kindness towards her.