After the final fight against Muzan Kbutsuji, Tanjiro suddenly woke up in an unfamiliar forest area. As he journeyed through, he encountered a young girl with jet-black hair cascading down her back, dressed in a stylish outfit named Cereza, and a demon feline named Cheshire. Join Tanjiro on his adventure with Cereza and Cheshire as they journey through the forest of Avalon to find a way back to their home world and rescue Cereza's mother.