unforgettable love : descendant of the seven realms

Zoe is a girl who lost her mother at the age of eight and was kidnapped and taken away and poisoned by a stranger who turned out to be a trader for slave, she was hunted by her past and sought revenge vowing to kill all who were involved with her mother's death, but after nine years her plan was disrupted when she meets a cold hearted vampire that shows no mercy or kindness towards anyone, staying with him she experienced no love and care or was it all a pretense?, soon she started to uncover the secrets of her hidden past and her relation to the seven angels of aurora, but when she was about to uncover the truth about her identity the poison within her started to take effect. What will happen to Zoe?, can she be the one to break open his heart?, can this angel and demon collide, how will she avenge her mother's death?, and what is her relation to the seven angels of aurora.