The Pureblood CEO and His Vampire SecretaryEpisode 4

Elan, a young vampire surviving on artificial blood, becomes assistant to the rigid CEO Cyrus and discovers an uncontrollable hunger for his blood. Cyrus, meanwhile, realizes that Elan's touch relieves the agony caused by his pureblood heritage and keeps the assistant constantly at his side. Each mistakenly believes the other is human, so both conceal their nature.