The Section de recherches is a special unit of the Gendarmerie nationale, responsible for the most complex cases. In Bordeaux (from 2006 to 2013) and then in Nice (since 2014), child abductions, disappearances, heinous or sexual crimes are the daily lot of the investigators in this research unit. In the search for witnesses, the team is authorised to extend its investigations beyond France's borders.
Research Unit (Season 12)
 - Episode 1 (Episode 1) 9.0- Air date: 2018-03-01 - Runtime: 60 min 
 - Episode 2 (Episode 2) 8.0- Air date: 2018-03-01 - Runtime: 60 min 
 - Episode 3 (Episode 3) 7.0- Air date: 2018-03-08 - Runtime: 60 min 
 - Episode 4 (Episode 4) 8.0- Air date: 2018-03-22 - Runtime: 60 min 
 - Episode 5 (Episode 5) 8.0- Air date: 2018-03-15 - Runtime: 60 min 
 - Episode 6 (Episode 6) 8.0- Air date: 2018-03-15 - Runtime: 60 min 
 - Episode 7 (Episode 7) 8.0- Air date: 2018-03-22 - Runtime: 60 min 
 - Episode 8 (Episode 8) 8.0- Air date: 2018-03-22 - Runtime: 60 min 
 - Episode 9 (Episode 9) 7.0- Air date: 2018-03-29 - Runtime: 60 min 
 - Episode 10 (Episode 10) 7.0- Air date: 2018-03-29 - Runtime: 60 min 
 - Episode 11 (Episode 11) 9.0- Air date: 2018-04-05 - Runtime: 60 min 
 - Episode 12 (Episode 12) 9.0- Air date: 2018-04-12 - Runtime: 60 min 
 - Episode 13 (Episode 13) 9.0- Air date: 2018-04-19 - Runtime: 60 min 
 - Episode 14 (Episode 14) 9.0- Air date: 2018-04-26 - Runtime: 60 min 

Seasons

Episodes 4

Episodes 8

Episodes 10

Episodes 14

Episodes 14

Episodes 10

Episodes 16

Episodes 12

Episodes 12

Episodes 13

Episodes 14

Episodes 14

Episodes 14

Episodes 8

Episodes 2

Episodes 2

Episodes 2