Selome Hailu SPOILER ALERT: This article contains spoilers for the Season 2 finale of “The Afterparty,” now streaming on Apple TV+. Instead of deciding on who would make the perfect killer, the writers of Season 2 of “The Afterparty” began their journey by selecting a murder weapon. “It started with thinking that it should be poison, and then thinking that the glass of the poison goes on a journey and doesn’t reach its intended target,” says series creator Chris Miller.