My Brother is an Idol? || KMJ FF ||

Y/N was born and raised in America. She is a HUGE fan of the world famous BTS. Y/N and her mom were planning to move to Korea to get away from her abusive husband. Korea is where she met Mr. Kim. They got married a year later and found out that he has a son that is always over seas. Who could his son be? And how will Y/N react when he comes back home? Read to find out!