Ana is one. One Ana, divided into two aspects. Two aspects of a woman.

Ana, dónde estás?

An older man named Don Mariano lives in a very large house with his grown-up children and hired help. One day he trys to kill himself, but fails and instead goes into a deep depression. However, a young lady named Rosita comes to stay in the house, and she starts to take care of the bed-stricken Don Mariano using her charm and witch powers. The two of them fall in love, and meanwhile his immediate children do all they can in hopes of getting the inheritance. In the end, Don Mariano and Rosita must flee from the greedy children.