The story of anonymous love letters

The story revolves around Ivana, a woman who suffers from loneliness after the end of a painful relationship. She receives mysterious letters from an unknown person named Alexander, who express feelings of love and longing. As their relationship develops through the letters, Ivana begins to search for the identity of the sender, which leads her to exciting discoveries and concerns about his intentions.
Other characters intersect such as Daniel, a rival writer to Alexander, who warns her of potential danger. In the end, Ivana faces a difficult choice between trusting Alexander or staying away from him, which pushes her to discover herself and make a new start away from the mystery