Vampires Are Heavily Dependent On

Yeon traveled to the world of swords and magic and became the slave of a vampire. Unable to commit suicide, blood is sucked regularly. But the good news is that he has another system that allows him to become stronger by drinking blood. "Even if I, Yeen, starve to death, die outside, or jump from the castle, I will not take a sip of your blood!" [Suck 200ml of deer blood and transform into white essence*0.2] [Unlock the gluttony ability, double the maximum daily blood-sucking amount] [Physique +1] [Strength +1]... [The lightning element talent has been activated] Stealing blood in the shadow of the castle, developing in a vulgar way. Have a secret meeting with the maid in the woods to absorb the essence. Deer blood, goblin blood, rat blood, as long as it could be used by Ye En, he would drink it all. Until he has the power to fight vampires. "Now, it's you who need to kneel down!"