Natutulog Ba ang Diyos?

Natutulog Ba Ang Diyos? was the fourth installment of Sineserye Presents, an ABS-CBN production. It is based on the 1988 film, Natutulog Pa Ang Diyos which, in turn, is based on the original novel of the same name by Ruben R. Marcelino. The story revolves around a young woman who was switched at birth.