The Kalp Yarasi Turkish series is about the impressive story of two families full of revenge. Everything turns upside down while making a marriage plan with the support of Ferit (Gökhan Alkan) and Nilgün (Merve Çağıran) families in this Turkish series. When Omer's horse gets sick, Ömer is forced to return to the farm early and sees Nilgün very sincerely with Ömer (Toprak Can Adıgüzel), the groom. Then he makes an offer to Ayşe (Yağmur Tanrısevsin), who confronts him.
Being the daughter of a prostitute mother, Akça gives up her motherhood in order to give her child a better future. The bride of a wealthy family, Sule promises to be a mother to Akça's baby for a lifetime. She looks at the baby she named Efe and raises him. Things change with the birth of Şule's own child.
Eylul the stubborn, school girl turns up to be a strong professional doctor by the help of her teacher Ali Asaf. After years of separation they meet up again but not as a teacher and student, instead as surgeons working side by side. Their love is met by many challenges and the inner conflict of the stubborn women who refuse to yield easily to her heart, refusing to repeat the miserable story of her dead mother.