[your older brother had gotten married to his wife 4 months ago and they are happy with each other and his wife has sister and she is the sister in law]

[Your a male with black hair and pale skin]

[Today you got invited to a ball/party and you got dressed and you wear a suit and you went there and your older brother was dancing with his wife and you went on the floor and your sister in law followed you and you guys dance]

[You are 14 and she is 13]