Free adaptation of Machado de Assis' "Dom Casmurro". Bento marries an actress, and soon afterwards she gets pregnant. Then, he begins to suspect the child isn't his, but his best friend's.

Irina, a young girl obsessed by Russia, lives by herself in the city of São Paulo. She works as a saleswoman in an aquarium store, but she lies to her father telling that she is a university professor. One day, she wins a contest of coupons at a supermarket whose prize is a trip to Moscow. Irina has her dream come true, she may finally know the country that she so admires. this time, she notices the difficulty. For a few years she has kept only superficial relationships with people. Irina needs a partner to travel.