All 24 episodes of the anime adventure series. Episodes are: 'The End of Everything, the One Beginning', 'The Lit Flame', 'The Torch and the Flame Haze', 'The Confused Flame Haze', 'Respective Feelings', 'Complication - Invocation - Confrontation', 'The Two Flame Hazes', 'Lovely Goblet', 'The Poolside of Love and Desire', 'Entwined Feelings', 'Yuji, Shana, and Kisses', 'Flowers Bloom in the Cradle', 'The Declaration of War Behind the School Building', 'A Remarkable Person', 'The Day When the Flame Was Born', 'The Flame-Haired Burning-Eyed Hunter', 'Respective Paths', 'The Intricate Yuji', 'Matters That Could Not Be Said', 'The Scarlet Death Struggle', 'Diverging Feelings', 'The Flickering Flame', 'Battle at the Dawn Star Temple' and 'Crimson Thoughts'.
Yuji Sakai is about to learn that there is more to the world than going to school and finding a girlfriend when he meets a sword-wielding girl with fiery red eyes and flame-colored hair. Denizens of the Crimson Realm are invading our world and it's up to the Flame Haze, Shana, to slay them. However, when Yuji gets in the way of her sword, he learns that death is very different from how he imagined it would be. Experience their harrowing story as Yuji and Shana work together to fight the Denizens of the Crimson World and learn more about each other and the worlds they are from.