

9.087 minSeason 1 • Episode 18
LatestDespite the urgent prodding from 416 and 007, Black becomes conflicted about whether to turn in the laptop as evidence.
A Grim Reaper, a detective and a woman who foresees death get ensnared in matters of life and death -- and dark mysteries of twenty years past.
Acting
Song Seung-heon somehow makes death incarnate adorably petty and devastating.
Writing
The 20-year mystery loop—every answer raises three better questions.
Cinematography
Shadows that breathe; Seoul's underbelly never looked this gorgeous.
Trivia, insights & behind the scenes
The 'shadow' Reapers were originally conceived as completely invisible; the smoky visual effects were added in post-production after test audiences found the fights confusing.
Black's character arc deliberately mirrors the Buddhist concept of 'kalpa'—aeons of existence required for enlightenment—explaining why his 400+ years of service still haven't freed him from attachment.