The series begins with history teacher Nima Zande-Karimi (Siamak Ansari) realizing that his extensive research on Persian and world history is of little use to financing his day-to-day life. He is about to leave Tehran for good to go back to his hometown by the name of Darab, when he comes across young university student Roya Atabaki (Sahar Jafari-Jozani) who is researching for her final year dissertation, which is regarding the period 1198–1203, that is said to be a period of turmoil for Iran's ruling elite. Such turmoil that, very few books are available on that period for Roya's research. It is then that Nima receives an anonymous telephone call, which leads him to Niavaran Palace (currently a museum), where he is told to have a coffee and wait. The coffee (which is bitter) is ready and he duly drinks it, his sight becomes hazy, and when he manages to refocus he is in the year 1201 (1822 AD), and the story develops therein.

Hedayat and Arsalan are two down and out ex-cons with a conscious who have fallen on hard times. When they hear that Meshkat, an old billionaire without any heirs, is in a coma and likely to die, they come up with a plan to once and for all relieve themselves from their misfortunes. Hedayat forges a birth certificate for Arsalan so he can claim to be a long lost nephew of Meshkat. Things, however, don't always go as smoothly as they plan...

Hooman Sahraei who’s a medical specialist has the intention to establish a hospital along with a group of personnel who could be described as different…