In Search of the Equator (1989)

A film about two young women, trying to decide how to go on with their lives and loves: Marie just dumped her boyfriend, who's married and can see her just secretly twice a week. At this point Pipa invites her to join her on a visit at her home at the coast of Portugal. Only when they are arrived there, Marie learns that Pipa has come to marry Manuel, and that she too is unsure if she'll be happy with her decision.