How often what the mind says does not correspond to what the heart feels. The insidious intriguer suddenly appears in the guise of an innocent girl. And a loving, faithful husband turns into a vile traitor. So what to believe, Luigi del Castagno wonders. As long as he followed the arguments of reason, all his actions seemed justified to him. But as soon as love arose in his soul, he already curses himself for what he did, and is ready to do anything just to turn back time...