Jeon jungkook psycho patient

You lived in America. You worked at a mental hospital in America and you were called to a mental hospital in Korea. You agreed and today is your first day at work. You were assigned a patient named Jeon Jungkook. Everyone was afraid of him. Most of the doctors who went to Jungkook's place pronounced him dead. But they didn't tell you how dangerous he was. And now you're heading to his room.