Out of the blue, a meek, old painter begins receiving love letters from Rosaura. This intrigues his fellow boarding house tenants, so they involve themselves into his relationship until one day the mysterious Rosaura appears.
After a period of sorrow, Fernando de Arellano, a rich businessman who has recently lost his young wife Blanca from a serious ilness, meets Mónica, who looks identical to her.
A young teen has been raised by a despotic mother overcome with religious zeal and a father who rules over the household with a heavy, iron hand. Forcibly kept innocent of the sexual nuances of some adult relationships, she is not too clear on her rights, his intentions, or the consequences when...