If you thought Joe's obsession was deadly before, wait until he fully commits to it this time.

British filmmaker Asif Kapadia, who won an Oscar for “Amy,” approached the film as if he were a detective investigating a crime.

Hey you! You came here because you probably Googled “You series explained” or “Is Joe the killer in Season 4?” at 2:17 a.m. – full respect if you were low-key, anxious, and wanting tea.