It looks like. She took care of Berwa and Suraj in their childhood. But failed to do the same acts for Vishal. He is totally free to move anywhere and talk with any one without the knowledge of his biological mom, Santu. He is using cell phone to talk with Megha, visiting her , spying successfully and Santu is completely in dark about his unwanted activities. She is willing to help Vishal in computers but unaware that Vishal is ditching her. In childhood when Berwa was going wrong way how smartly she tried to stop her.