whats the secret?

i havent been able to catch up a few episodes could someone pls help me.............

whats the matter about rewa suffering of one wrong decision, and what about the room to which nahar goes to during nights whats the secret has it been revealed???

Rewa is Nahar's sister! she is his bua's daughter the real sister of his father. his bua fell in love with a person of her choice much against the wishes of parents. She then ran away from the house and was subsequently disowned by the parents. To her misfortune the person cheated her and deserted her without marrying. She gave birth to a daughter (Rewa) who was left in the orphanage. Rewa does not know the true relation with Nahar's family.
As far as the secret room, it is yet to be revealed. will keep you posted.

but where did u gouys find otut that rewa is their bua daugther..

This is from India. We are way ahead in this serial. You guys have to wait before you get to know about this.