Azim, who had an argument with his family and went fishing, disappears. This incident brings together the eldest son Rustam, who lives in Russia, the middle son Mirza Mammadali, a theologian, and the youngest son Samad, who studied in Turkey, with different worldviews. Although their mother Zahra is experiencing the loss of her husband, she finds solace in the reunion of her sons. However, the coming together of brothers who are strangers to each other due to their differences leads to even greater tragedies.