ThefilmtakesplaceinToulouseandtellsthestoryofJean,a55year-oldpolicemanwhodiscovershisson,Maxime,andhissonsboyfriendhangedinahotelroom.TheautopsyshowsthathediedfromanoverdoseofGHB,justsevenminutesafterhisboyfriend.DuringaneveningorganizedbyMaximesfriends,JeandiscoverstheclubBISOU,wherehissonusedtogo.There,hemeetsFabien.Tryingtoknowmoreaboutwhathappened,JeangoestotheclubseveraltimesoverandisquicklywelcomedbytheBisouers.Fabienbecomesattachedtohim,andJeanstartsmixinghismourningwiththedesiretodiscoverhissonsworld.