boo was born as a inner vampire but not human but her powers are cool but so then when she was a baby she had a Halloween birthmark on her arm and so then she got her cloak when she was 4 years old and begin training for years as a warrior of darkness but when she goes to school in the human world they always tease her how she looks[or whatever but inside her she is a monster] she doesn't care but she defeated the bullies from bulling her and so then until after the years of high school more humans doesn't believe in monsters she is all alone in the human world and until at the MU she met sully and mike in the monster world and they accept her for who she is and but met johnny and become a boyfriend to her but he is a jerk&cheater of ROR and mike is a known it all[teacher pet] and so then sully&boo become friends and but felt in love with each other and they live happy ever after

boo is a half human and half vampire with cloak and so then when she was a baby with red eyes,siver hair,monster energy but then both her parents took care of her but has to keep a secret from humans and monsters so then after 4 years boo will begin to learn to be a vampire and act normal as a human and but suck blood without being seen and also turn into a bat but in her birthday at halloween she got a cloak and so then boo went to class for the first time going to school in the human world but they tease her and so then put her in the monster school and so then boo is nervous and notice all different kind of monsters and so then met sully and mike after 11 years boo went to monster high and then monster university and fell in love with him and in a future they are married and had kids on their own