Watch this intense Predator standoff that almost goes wrong in this true crime video. See how the situation unfolds and keeps you on the edge of your seat! In this clip from season 1 episode 3 of the documentary series Undercover Underage (on HBO Max), Roo tries to get intel on "The Candyman," who's been engaging in dangerous online chats. with 15-year-old Flori. On the stakeout, they uncover one of his lies and almost get caught.