Losing My Sanity (A HG fanfic)

Colissa is an average teen living in District 12. Her family is poor, starving, like most families in her district. She has blond hair and green eyes, which sets her apart from most people in her district. Most people have brown hair and gray eyes, so she never really fit in in her family of brown-haired gray-eyed people. She was not like her parents. The only one she actually knew she could go to was her brother, twin brother, but what happens when Effie pick her and her brother to compete against each other in the 71st Hunger Games?????