Operating a fidelity testing agency in Istanbul, a small team takes on a job to document a British diplomat's affair. However, what begins as a routine surveillance operation quickly plunges them into the crosshairs of an international intelligence conspiracy.

Kalender runs a small restaurant, inherited from his father. Ten years ago, after the death of his wife, he became increasingly withdrawn. He's averse to innovation and averse to taking risks, and his shop is struggling. The recent opening of a new-generation restaurant, Pidburger, only makes things worse. However, with the arrival of Öcü, a transformation begins, and they embark on numerous adventures to save the shop.