I'm assuming you're referring to Filipino movies from the 80s, specifically those featuring actress Myrna C.
A rare drama with arthouse aspirations. Myrna plays a nightclub dancer by night, a virgin by day (plot twist: she has a split personality). The movie features one of the first simulated threesome scenes in mainstream Tagalog cinema, credited to Myrna's fearless performance. pinoy pene movies ot 80s myrna c