The Dreamlife of Angels(1998)

Original title: La Vie rêvée des anges

Isa and Marie bond while working in a French sweatshop and soon begin sharing an apartment that Marie is watching for a hospitalized mother and daughter. Marie, hoping to avoid a life of struggle and poverty, takes up with Chriss, a nightclub owner whose most attractive asset is his money. Isa recognizes the ultimate futility of the relationship and tries to keep Marie away from him, but her interference puts their friendship at risk.