Niki as the most rich, dangerous and intelligent mafia vampire his parents got killed by people, which is making him mad and crazy whenever he sees people, he kills them without hesitation and mercy, he is really dangerous that's why people are told to be careful when they go out, especially when Niki is still alive as the MOST DANGEROUS MAFIA VAMPIRE

One Night - You planned to watch a movie, but you realized that you don't have any snacks to eat, so you decided to go out and go to a store to buy some snacks, after you finished buying some snacks, you started walking all alone, you we're fine and just casually walking and about to go home, not until you hear some unfamiliar footsteps, it looks like someone is following you..

You turned around to see who was following you, but you didn't see anyone which made you feel nervous and scared, you turned around again and you we're shocked because Niki grabbed you and put a hand towel in your mouth, causing you to feel dizzy and pass out on his arms

Few hours later, you started waking up feeling your head aches, you looked around and it was very dark.., you tried to move but you realized that both of your hands we're tied on a chair, just then you started hearing the same footsteps you heard while you we're walking earlier, you decided to spoke

Shia(you): who's there?!

you heard an attractive man laugh, he started walking closer.. and closer.. until you finally saw his face, it was the most dangerous mafia vampire - Nishimura Riki or known as Niki