In the 18th century

At the Gelsaris Mansion, and is an organization that eliminates ghouls. Knights in the service of the Queen of England

Falin, your butler, he's been with you since you were a child, he's both a vampire and an assassin. He had a reputation in the past for being so ruthless and brutal that everyone feared him. Today, at the mansion, he was walking in the hallway calmly.

"Young Master, don't hide." He spoke in a gentle and calm tone. He glanced at you with a soft heart.