Around them, people began to gather even more, their voices rising in excited chatter. None of them intervened to stop the fight. They just watched, eager for a bit of chaos to liven their boring day, treating the fight as if it were some kind of entertainment, especially when many had been in a bad mood at the thought of war against humans with weapons to kill them. Furthermore, Mr. Clifton was human while Rav a vampire, and no matter the position of one in society, the vampires would stand by their kind, and so they didn't interfere in the fight since the human was the one getting hit.
