They name is Car or C.T. Car is dead because The car crashed until the head fell off. She is kind girl She realized that they was dead and that they was about 7 years old when they died they can float around just like a ghost (They're have no gender) 
So they're ghost and they're can't remember their name so they're created new(They real name is Lana Browns)
They're have void head but they're still can seeing and talking they're 135 cm tall they're can floating and teleport just like ghost can