The Struggling Life (Completed)

it's story about a girl named Manya. her parents died into accident. And her father's friend gave her and her sisters to shelter. But they were maids into her uncle's house. Her uncle's son Sahil tortured her in mentally and physically. At last, she succeed to elope with her younger sister from them. But she lost her elder sister. She is doing well into her new life.
Kunal who is her company CEO's son cares her in every way. He fall in love with her.
But she has to return into her past because of her elder sister.
would She forget her past and live happily into present and future? would she find her elder sister? would she forgive Sahil for what he did to her?