Isabel is an actress recent in her 40 years old| unable to get new roles for movies or theaters| since then directors looking for younger women. She is married with the neurotic 'Angel| a screenwriter who is working in his next cinema project with Susana| his producer and ex wife. After Isabel| 'Angel| Susana and Carlos| Isabel's first husband| send away to them respective child to a school excursion| Isabel accepts to organize in her house a business dinner for Diego| an important Argentinian actor to negotiate his participation in the movie. During the dinner Carlos appears suddenly with a young girl called 'Alex| announcing their next wedding and moving to Brasil. But when a little time later Carlos dies unexpectedly| 'Angel and Susana suspects of the guilty of Isabel| starting a series of events more maddened each time| along a long night where surprises seems not having end...