Luo Shu thought for a moment and said, "I've only heard some legends about them. Vampires like to suck human blood, especially when they advance in rank. They need to sleep for forty-nine days, and during these forty-nine days, they require a large supply of fresh blood. I guess there might be someone in the Vampire Clan who is advancing in rank."
"Are they also Cultivators?" Lu Hanmo asked in surprise.