Khataya Saghira (2005)

A 2005 Lebanese drama series set in Mount Lebanon. When Sobhi Serag dies, he leaves behind documents revealing a shocking secret — that his son Sary is not biologically his, but is in fact the son of wealthy businessman Nasib Zayada. As the truth unravels, Sary's sister Sarab and her husband desperately search for him, setting off a chain of family upheaval, identity, and buried sins.