Original: En immersion
As he grapples with a life-threatening illness, a police investigator tracks the explosion of a new synthetic drug on the streets of Paris.
Police officer and single father Michel discovers his hallucinations are caused by a rare disease , while dealer Laeonour floods Paris with a new drug.
Michel infiltrates Leanour's network, while an immigrant dealer is arrested and points out the person who took his stash: Michel's daughter, Clara.
His network insider fails to produce the cash Michel needs to finish his deal with drug boss Leanour, who faces increased competition on the streets.
