Kazuma's party receives an unexpected letter from Yunyun, prompting them to rush to the Crimson Demon Clan's village. Upon arrival, they spend their time leisurely, but their relaxation is disrupted by the sudden appearance of an enemy general.
Konosuba!: God's Blessing on This Wonderful World! - Legend of Crimson
The Crimson Demon Clan's village is on the brink of destruction as Kazuma's party receives a frantic letter from Yunyun, urgently summoning them to the village to confront a looming threat.