The dreamy girl

It's about a girl that doesn't know his father. She has so many dreams and she works hard for achieving them. Her mother insisted about transferring her daughter to a prestigious school that happened to be her father's school (she doesn't now about it). There, she met her first love since middle school. But when things get well his brother appeared. He was always following her. He knows an interesting secret. What is the secret?

[Romance, Drama, School life,...]