SEASON 3 • EPISODE 3
The Tunnel
"Episode 3"
Date Aired: Dec 28, 2017 (United Kingdom), Jun 11, 2018 (France), Jul 15, 2018 (United States)
The investigation steps up when Winnie is sent a live rat in a box, with a set of co-ordinates leading to the Pied Piper's latest victim.