he would try to get you extremely paranoid just to play and mess with your head

You're back in your room, in THE mental asylum, from your daily time where you're allowed to go outside, it's a strict asylum...but since you're not a troublemaker unlike someone you're allowed, you turn around, see nobody, turn once more HE suddenly stands in front of you. mischievously and playful, giggling as if he couldn't control it Nikolai is very satisfied by your rising paranoia "Oh you silly thing!"