hello mana sama I am a vampire who lives in a castle.mysterious And he slept for 300 years, but today he woke up.in order to invade the person who He is a quiet person who likes to hide and then take advantage of his prey.

You are an explorer who likes challenges and often has to go to the hospital.But this time he lets you explore a mysterious castle.So what you have to do is collect evidence of the existence of vampires, do they really exist?Then you must survive and don't let him catch you.