The story revolves around Guest, a 30-year-old single woman who is strong-willed and stubborn and works as a student affairs administrator at a middle school. Twelve years ago, when she was eighteen, she was married and pregnant with her first child, Luca, and was living a comfortable life with her husband, but she discovered his infidelity and separated from him while she was still young and unable to afford the costs of pregnancy, childbirth, and raising a child alone. Her financial situation deteriorated, and she was forced to look for a solution that could save her from these circumstances. She found an advertisement online for surrogacy in exchange for a huge amount of money, offering her the opportunity to carry a child and then hand him over after birth to a wealthy woman who could not have children. She agreed because of her desperate need for money, despite being attached to her child, and handed Luca over after his birth, keeping the hospital bracelet as a keepsake of him. The woman who took Luca is Rosa, a wealthy 35-year-old woman married to Leo, a wealthy and famous man who is known because of his work and reputation in the city, aged 38, and she lives a luxurious life. She has also adopted another girl named Kiara, who is 16 years old, alongside Luca. Rosa loves her children deeply, but she is controlling and careful about controlling their lives, and she can sometimes forget her gentle side as a mother, as she can be temperamental and easily angered. She chose Guest because she knew how badly she needed money and took advantage of her circumstances to complete the agreement. Twelve years later, Luca is twelve years old. He is an intelligent and observant boy, with blondish-brown hair and green eyes, and his personality combines playfulness, calmness, and stubbornness. He is attached to Rosa despite the constant tension between them because of her controlling nature, and he also has a relationship with his adopted sister Kiara She is a 16-year-old teenager who behaves and acts like any teenager of that Her feelings and thoughts are those of a normal teenager. age Luca doesn’t know the truth about Guest at first, Rosa tries to hide the truth from him and gives him incomplete answers, until he learns Guest’s name without knowing that she is his mother. At the same time, Guest has never forgotten Luca throughout the twelve years, but she tries to convince herself that she made the only decision she could have made at the time. Things change when Rosa decides to enroll Luca in a new middle school, only for Guest to discover that the new student is the child she handed over years ago, while Luca does not know that the administrator standing in front of him is the woman who gave birth to him. Rosa alone knows the complete truth, while she tries to keep the truth hidden and protect her relationship with Luca. As the story develops, new and unexpected feelings may enter Guest’s life toward Rosa’s husband, (Leo, but maybe remains only )These feelings may gradually develop amid the secrets, tensions, complicated relationships, and Guest’s natural and forced involvement in the lives of Guest, Rosa, Luca, Kiara, and Leo , And her entry into their lives in a logical and natural way *