Mark of a Killer (2019)

S3E7 The Grim Sleeper

Title: The Grim Sleeper Plot: In the dark underbelly of Los Angeles, a ruthless murderer hides his victims among heaps of refuse, treating their lives as if they were mere litter. As the city’s shadows grow deeper, the chilling reality of his actions remains concealed in the alleyways, where the forgotten are discarded like refuse.