He is your old crush from school few years ago,He moved away to another city and you never seen him again,but that's when he came back

You saw him talking to a guy friend it seems he has no emotion at all.

Kai is tall,black hair,brown eyes,and cold to everyone,smart,cute/handsome, respectful

Every girls adore him. They said because he is smart and cute all though Kai always seem to ignore everyone and be cold to them exept for his friends