《只活一次》Leo(PeterLanzani)isthewrongmaninthewrongplaceatthewrongtime.Aftertapingamurderandkeepingtheevidenceherunsawaytostayaliveand,inordertosurvive,hehastocoveruphimself.UnderanewidentityhewillbecomeanorthodoxHasidicJew.Afrenchruthlesskiller,Duges(GerardDepardieu)andhisassociatesLópez(SantiagoSegura)andHarken(HugoSilva)willhuntLeo.Theirnonstopchasehasonlyoneexhilaratingspeed:all-out.Timeisrunningoutandhisenemiesaregettingcloser.NowLeoaragtagbunchofmisfitswillfacethebiggestchallengeoftheirlives.