The Zoo Gang S01 E01 Revenge: Post Dated

In the premiere episode, Tomas "Tommy" Devon recognizes the man who walks into his shop as Maurice Boucher, the man who betrayed his fellow resistance fighters to the Gestapo 30 years ago during World War II. One of his comrades, Claude, was killed. Tommy reunited the surviving three members of the "Zoo Gang" to get revenge on Boucher.