Džigoku nara šitte iru (S02E10)

Subaru exits the graveyard to find the surroundings engulfed in deep black shadows. With the sudden appearance of the Witch of Envy, everything is swallowed up by darkness. After Garfiel rushes in to save him, Subaru tries to find a way to get them out of danger, but the Witch of Envy is relentless in her pursuit. Subaru finally offers himself as bait to stall her so Garfiel can intercept and attack, but he's helpless against the Witch of Envy, and everything continues to be engulfed by her shadows. (Crunchyroll)