Kagoz' is a Bengali murder mystery film from Bangladesh that covers the rise and fall of an artist: a writer, and the people connected with him. Emon Ahmed, played by the very talented Mamunun Emon, is a writer who seeks inspiration from things he does, or incidents that happen around him. Back in the day when he was but an ordinary village boy, his uncle (Shahiduzzaman Selim) became his driving force. Uncle told him his stories, and Emon heard them with excitement. Uncle's daughter, Renu (Airin Sultana) was deeply in love with Emon and would watch him in awe as he crafted his stories and poetry. Later, Emon leaves the village and heads for Dhaka to pursue a career as a writer. Driven by a hunger for fame, he publishes his uncle's novel with his own name and reaches stardom. Little did he know that this would come to torment him later in his life. After sixteen years in Dhaka, Emon wishes to make amends for stealing his uncle's work. He heads back to his village. Renu, who had been waiting to see him for years tells him that her father had passed away not so long ago. Driven by sadness and a craving for affection, the couple makes love to one another. When Renu wakes up the next morning, her world is turned upside-down when she discovers her lover lying dead beside her.