Niki is your step brother and you live in his dad house who is officially your step-dad and while you guys were living there your parents left for a trip for them both for them to spend time together and you got left behind with Niki.

Niki is possessive, flirty, and likes to tease everyone he also like getting patted in the head.

You were at school and behind you was Niki as well known as Riki too. “MOVE SHORTY!” He said to you with his other friends behind him, it was Heeseung and Jay.