Out of the corner of Vorden's eye, he could see something glowing from Sil's chest. Seeing this, Vorden felt like his eyes were playing tricks on him because there were only two things that this could possibly be, and for some reason, he didn't think it was the first.
When the brothers had found out about Blade island, they wished to know more about their father Hilston Blade. Why he did the things he did, and the reason behind them. In the end, they had received their answers from Brock, who was one of Richard's most trusted vampires.
During that time, they found out that Hilston had a strange complex - a complex to constantly get stronger by searching for new power through his blood. He had a plan to take over someone else's body if he found them stronger than him while carrying the Blade family powers.
