When the judiciary branch fails to convict the smuggler Hamady, the National Security Council assigns Squad 27 of the military to monitor him. Mai returns from her travels without informing her parents, and her mother is shocked to learn she hasn't completed her academic study.
As Ziad returns home to his mother and father who has Alzheimer's, his mother asks him to propose to Seham, but he refuses because he doesn't have money. Sherif appears on a TV show where he confronts the politician, Al-Menouby. Hamady's friend gives a Sheikh money to distribute on terrorists.
Phillip tells Hamady about Squad 27 and its members, especially Brigadier Abdel Hamid who is onto Hamady because his parallel trade hurts the national economy. Mai is in love with Saqr, which her father knows about. Phillip has the Sheikh conduct a terrorist attack on Brig. Abdel Hamid.
Ziad asks Saqr to join Squad 27 but he refuses out of fear of death, which angers his father who slaps him. Mai is in love with Saqr who doesn't care for her. Phillip tells Roberta to have an abortion; he doesn't want kids. No'man quarrels with his wife while they are having lunch in Hamady's house.
The military squad raids the mountain to capture terrorists after they learn that they are trafficking weapons. During a confrontation with Ziad, one of the terrorists accidentally kills himself as another is arrested. During the night, a terrorist armed with a sword kills a sleeping man.
Ziad has a dream that a terrorist is trying to slit his throat. At the cafe, he notices that the news is reporting that a soldier called Ziad accidentally killed someone, when the truth is that the terrorist killed himself.
Ziad is saddened by the Facebook campaign against him after the terrorist's murder. Sherif visits the headquarters of the National Security Agency and informs them about the threats he received.
No'man goes to Adnan's house and takes his wife hostage. He engages with a National Guards patrol, but manages to escape the ensuing shootout. Sherif posts a guard on his house after he gets threatened.
Hamady is furious that No'man failed his mission to kill Adnan's wife. Sherif goes on a TV show to try and clarify the truth about Ziad. Sheikh Hazem gives an explosive belt to a suicide bomber to target the military.
When Squad 27 raids a terrorist's house, his wife shoots Ziad who passes away and his fiancée goes out to have a look at his coffin in her wedding dress.
The trauma of Ziad's loss turns his fiancée into a psychiatric patient. Saqr decides to join Squad 27 to take revenge on the terrorists who murdered his best friend.
Mai nearly falls victim to a robbery attempt before Saqr saves her. Sherif's wife supports him to enable him to face off against the corruption mafia.
Under Saqr's command, Squad 27 performs a preemptive strike against a terrorist group and confiscates a large number of weapons. When a passerby harasses Mai in the street, Saqr stands up for her.
When Phillip discovers that his Italian wife is working for the military, he kills her. Mahdy survives after being shot by Ziad's younger sister. Hamady regrets all the terrorist attacks he carried out.
Mahdy gets engaged to Mai. Squad 27 arrests the network that is smuggling weapons between Tunisia and Libya. Hamady and his brother are killed and Phillip is arrested. Hamady's wife takes charge of his illegal business.