When does I'll Be Gone in the Dark return?

I'll Be Gone in the Dark is an American true crime documentary television series. The original six-part series premiered on June 28, 2020, on HBO, and concluded on August 2, 2020. The series is directed by Liz Garbus, Elizabeth Wolff, Myles Kane and Josh Koury. It centers around Michelle McNamara as she writes a book about and investigates the Golden State Killer.
Michelle McNamara lived a quiet life, but as her family slept, she spent the night investigating and writing a book about the Golden State Killer. McNamara hid her addiction to opioids, which ultimately contributed to her death prior to her book.