well the father used to be married until his wife died and he had to rised his daughters alone Nina is the oldest and olvia of my friends is playing that is the youngest she dies and Nina goes with human parents until she is old enough to find her father and sister The master is his name.
And The vampire is a killer he killed Nina sister and he was in love with her and years later he lives in a castle with Nina father the vampire is evil and is in love with Nina until she leaves him and wants her and kill Alex.
And alex is a strong vampire he is an old friend of the family and he saw a picture of Nina and loves her he will protect her until he dies.