Gece Gündüz was a police procedural soap produced by the Altıoklar Productions, the main characters are Aslan Aydemir and Kemal. They both work at the Istanbul Organized Crime section of the police force. The series finished on its 33rd episode.
The theme song is an edited version of "Gündüz Gece" by Âşık Veysel Şatıroğlu who is also named "Uzun Ince bir Yoldayım" which was a famous Turkish folk music and Veysel was the famous one for this song.
A rich touch actor, Tolga (previously a romance star) meets a modest, poor girl, Aysa (a mall clerk) and through hijinks, coincidence, and no choice but to accept it, they embark on a journey of a lifetime as Prince & Pauper.
A successful lawyer meets her lost childhood love after 13 years of deserting her poor hometown and abusive family. That encounter forces her to reconcile with her traumatic past and search for her lost family and their tragic fate.
Güneş finds her prince charming at the age of 35, after raising 3 daughters and completely giving up hope on love. When she accepts the marriage proposal of Istanbul businessman Haluk Mertoğlu, Güneş and her troublesome daughters fall like a bomb into the middle of the Mertoğlu family's life. All of them have different wishes and expectations from their new lives, but the life of the Mertoğlu family is not as perfect as it seems. With the arrival of Güneş and her daughters, the secrets of the past will begin to be revealed one by one.
The life of a disabled guy changes dramatically after a family from a small town comes to Istanbul. How will Seher behave after she learns that her mother-in-law has agreed with Agah Karacay? What will Ceren do when she learns that she is supposed to get married to disabled Nedim instead of Cenk? Will Cemre manage to save Nedim’s life with her care and treatment? Will Seniz manage to keep her secrets? Will Ceren eventually fulfill her dreams of becoming rich? Will Cenk eventually find a true love? How will the life of Karacay family change after the arrival of Seher and her children? Will Nedim become healthy again?
Pelin is left behind in her wedding. While trying to get over this bad experience, she comes across a fortuneteller who tells her that the only way she could get rid of her pain is by asking for forgiveness from the guy whose heart she has broken. She and her friends start to search for this guy.
Melek and Kerim are betrothed at a young age by their fathers. Time passes and Kerim's family gets rich. Meanwhile Melek's family continues to struggle in life. Hülya, Melek's sister, is determined to run away from her poor life. She will do what it takes to get herself accepted into Kerim's family.