A role model

I'm going to tell you about my best friend, Sara. She is 17, the same age  me. She is a student, and she lives qiht her father and her stepmother.
About her appearance, she is tall, a bit overweight and has long dark and wavy hair. Her eyes are brown.
About her personality, she is A shy but sociable person.it means she doesn't break the ice , but once the conversation has started she is friendly and definetly a charming person.
I've known her for 1 years. The first time we got on well. She likes going to the cinema, going sightseeing and travel a lot.
Sara is as  sister to me because she has shared with me the best and worse moments of my life.