The Love of Three Oranges(1999)

Taipei, 1990s. Pizza boy JJ bumps one day into his ex-girlfriend Pony who is now pursuing a lesbian relationship with Mimi. On his first visit to the girl JJ gives in to Pony's seduction and makes love to her in the presence of Mimi who is seemingly asleep... Pony is now enjoying the secret excitement of her affair with JJ while Mimi tries hard to put up with it. But as days go by, JJ finds himself more and more obsessed with Mimi. At this stage none of the three is sure of what they want from love...