Gladis, a young girl slowly losing her sight, is sent from New York to live with her estranged father on his sprawling Mexican estate. Once a figure of admiration in her childhood memories, her father is now a man consumed by obsession, possessiveness, and control. Amid the shadows of the hacienda, Gladis reconnects with Dan, a childhood crush and loyal laborer on her father’s estate. Their forbidden love blooms quietly, fragile yet passionate, but every stolen moment is shadowed by the lurking threat of her father’s obsessive gaze.The arrival of Mariana, her father’s beautiful young companion, complicates matters further. With charm and subtle cunning, Mariana positions herself within the household, manipulating emotions and deepening the psychological tension. Gladis begins to realize that those she trusts may not be trustworthy, and that the walls of the estate conceal secrets darker than she ever imagined.As her father’s intentions toward her grow increasingly sinister, Gladis uncovers hidden diaries, letters, and photographs that reveal the depths of his obsession. Betrayal and heartbreak strike when Dan, in ways she never expected, falters in his loyalty. Her mother’s absence in New York becomes a painful void, leaving Gladis to navigate love, obsession, and morality alone.Sore Heart is a haunting tale of passion, control, and danger exploring the blurred lines between love, desire, and possession. It is a dark, psychological romance where innocence collides with power, and the choices of the heart come at a devastating cost.