do payal know Satya is Karanveer , Sidni's son

first when payal saw Satya , she enquired and found out Satya born in chawl and in age bigger than Karanveer , so it's been clear Satya not Sidni's son , Karanveer , so she started working with him . now , payal came to know Satya is not gangu's son . it means did she came to know Satya is Sidni's son , karanveer .