or director associated with this title to help narrow down the search? Bitter Melon (2018) - Plot - IMDb

The "passion" turns sour when one partner discovers a deep-seated secret or financial deception, shifting the movie from a romance to a suspenseful thriller. Small-Town Secrets:

Kylie discovers she is pregnant. When she tells Rafael, instead of joy, he reveals his true, cruel nature. He demands she get an abortion, threatening to ruin her family’s reputation if she refuses. To make matters worse, Rafael’s legal wife, Margaret, confronts Kylie—not with anger, but with humiliation, revealing that Rafael has had five other mistresses before her, all of whom he discarded.

Bakit hindi mo ako kayang kamuhian?! (Why can’t you hate me?!)

To see how professional rivals navigate their own 'bitter' dynamics in cinema:

Bitter Passion (Tagalog title: Mapait na Pagmamahal) is a Filipino romantic drama that explores obsession, betrayal, and the messy consequences of love when desire eclipses reason. The film blends classic melodrama with contemporary sensibilities: lush emotional beats, morally ambiguous characters, and a visual style that shifts between intimate close-ups and bold, saturated set pieces.