Blake: Well, I didn't expect her to come at this time. I mean it's 10:00pm.
Hibiki: And I'm 15. So I can look after myself. You never had any problem with that right?
Blake: No, just as long no one lays a finger on you. Well, I'll go cook something, stay with Deamion okay? *leaves*
Hibiki: Hey! It's nice to meet you! I'm Blake's younger sibling, Hibiki Tonda~. If want any dirt on my brother, ask me and I'll tell you everything!

I swear, I'm sure Demion would hate me. I also think Blake would be a really over-protective brother. So like if this happened.

Deamion: You are so damN annoying! I swear to go-.
Blake: What was that?
Deamion: Your little sibling is such a litte-. Aaaargh! I'm going to ki-.
Blake: No ONE touches Hibiki. Ever.