What sister? (Oc story)

Selindy is the daughter of Liu woods. She has never met her mother before but her father said she was attacked and killed by his brother Jeff. Jeff took something Important from their family. And left. Selindy has herd everyone I her school talking about this new girl named Mandy, the two things that make her mad is everyone thinks she is her twin sister, and that everyone pays more attention to Mandy. Could Mandy be the one thing Jeff stole from the family? Read and find out