Undercover (Bulgarian TV series) season 4

Martin begins his first shift as a regular inspector and started a relationship with Popov's daughter Zornica, Dzharo escaped to Turkey and Ivo started a relationship with Dzharo's daughter Nia.

The Hook started a killing spree on Turkish mobsters as a revenge for his wife's and son's murder.

After a series of successful actions of the CDCOC against the Turkish mafia, Farouk decided to organize an assassination attempt against Popov.

On the day of her funeral, Jaro appears and asks Popov for forgiveness and offers to surrender, helping to capture Farouk.

Farouk arranges a meeting with Ivo Andonov with the intention of killing him, but The Hook appears instead, ready to take revenge on his family.