Eva Luna Snape is a quiet and kind-hearted 17y old, is a Slytherin who always goes out of her way to help others, even at her own expense. Few knows she's the daughter of Professor Severus (Snape). She has Autism, in other words... She is sensitive to noise when it is loud, when she is with unknown people she gets stressed, he doesn't distinguish what is a joke from what isn't because he takes everything literally, However, she has a good heart and hates fights, so she doesn't look for them.