After Pablo runs away from being shackled in a cabin, he spends the winter in a cave and emerges as a bear. With the help of a writer, Pablo tries to renter human society.

Federico, an executive of national television, begins to suspect that his wife Elena, an actress who retired prematurely after marriage, is cheating him with another man. The symptoms are that Elena sighs, looks far into heaven and is aware of the exact time a comet passes. In other words, she expects her most beautiful night.