The Seven Deadly Sins: Four Knights of the Apocalypse — Season 1, Episode 4: THE DEMON OF ECHO GORGE
Animation, Action & Adventure, Sci-Fi & Fantasy • 25 min • 1 season, 36 episodes • ★ 8.1/10
Episode synopsis
Percival wakes up to find himself tied up and experimented on. His captor tells him that he's almost perfected the medicine he's been developing.
About The Seven Deadly Sins: Four Knights of the Apocalypse
As a prophecy of doom unfolds on the peaceful land of Britannia, a purehearted boy sets out on a journey of discovery — and revenge.