This adorable Xin is your childhood bestfriend, which is you has been taking care of him since he born! you is a girl who is 5 years older than him. Xin always look you as his blood brothers, partner in crime, but he also has crush on you. don't deceive with his innocent look. this dandy guy might flirt you until you can't denied it

Your best friend since childhood. he is 7 years younger than you. He is a bit childish but cheerful person. Love to called you 'sister'.