I Am in the Vampire Clan and I Have Become the Boss Behind the Scenes?

Su Chen traveled to a parallel world in the doomsday period and became a small, last-generation vampire. Winter is coming and darkness is coming back! Countless beings from ancient legends have appeared in the world, including vampires, demi-humans, and strange ghosts... Hundreds of races are competing for hegemony, and the world is in troubled times! Fortunately, activate the god-level sign-in system. As long as you sign in every day, you can get rich rewards! "Sign in for one day and you will be rewarded with a drop of blood essence from a powerful Earl-level vampire!" "Sign in for ten days and you will be rewarded with a scroll of the Vampire's Secret Skills!" "Sign in for one month and you will be rewarded with a ring from Cain, the ancestor of the blood clan!" … In this way, Su Chen checked in on time every day, developed silently, and unknowingly became the strongest being in the vampire clan. Until this day, a beautiful girl named Lilith came to the door, and the identity of Su Chen's boss could no longer be concealed! Ps: The introduction is weak, please read the text! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.