Zeynep, a teacher at the Beyoğlu family school, saves Onur, the family heir, from an assassination attempt, leading to unexpected events. Despite Onur's reluctance, they marry. However, Zeynep holds undisclosed secrets about Onur's family. In a house bound by past pains, their love faces challenges, turning their home into a gilded cage.
Recovering from the loss of his wife, Faruk finds solace in his assistant Serap, unaware of her true intentions. In fact, Serap had initially accepted the assignment because her boss Faruk needed someone trained to take care of the children at home. After all, she knew Faruk Gencer's daughters Nisan, Naz and son Ömer very well and was well-liked by them. But when Serap, who was born in the outbuildings of Efsun's mother Piraye Beyzade's house in Muğla, settled in Faruk's mansion, she asked herself "Why?". "Why can't I have it all?" After all, she had started life with a zero deficit. But now Faruk Gencer, whom she knew very well, was a great opportunity for her to close this gap! Yes, Serap had never dreamed of marrying a man with three children. But that was a later issue. Now she had to enter not only the home but also the heart of this man who was very devoted to his children, and she had to roll up her sleeves as soon as possible to become Serap Gencer!
Three close friends who have not left since high school; Mert, Emir and Volkan. On the day of Mert's engagement, they are confronted with a great event, including Mert's fiance's brother, Umut. And this event will change the life of all of them. After that day, there is a secret that every one has to keep, they have to protect. But this secret is so big that its carrying will be heavy in those young bodies.