Sabit Kanca lives alone and has a mind full of knowledge. He enters a television game show in which he shows off his mental prowess!

Sabit Kanca's landlord, Uncle Rıfat, wants to marry Rencide Posuk, whom he saw on television. However, Rencide does not like Uncle Rıfat when they first meet. It is up to Kanca to reconcile them, and he is forced to do so because of his accumulated rent debts. While Kanca is trying to resolve the situation, Turabi, the ex-boyfriend of Rencide's daughter Zeliş, also gets involved. When Turabi kidnaps Rencide to marry Zeliş, whom he is obsessively in love with, the situation escalates. Of course, it is Sabit Kanca's responsibility to resolve the situation.

Kanca, who became an instant sensation with his quick-witted responses in the competitions he participated in, has decided to change his life after suffering memory loss and has sworn never to compete again. His primary goal has become to heal Zeki, who was left wheelchair-bound in a car accident he believes he caused. However, his past refuses to let him go. Sabit Kanca, who knows everything, will now face an enemy he knows nothing about. Kanca must use his knowledge to save the lives of those he loves.