EP1 - Babylon, the Condemned, and the Memories of the King EP2 - The Seven Stars and the Eternal Cage EP3 - Thunder and the Underground Labyrinth EP4 - A Workshop, a Grave, and a Necromancer EP5 - The Lance that Shines to the End of the World and the Fairy Eyes EP6 - A Girl, a Department Store, and a Gift EP7 - Rail Zeppelin – A Train Whistle of Departure and the First Murder (1) EP8 - Rail Zeppelin – Gordius Wheel and the Memory of the King of Conquerors (2) EP9 - Rail Zeppelin – A Sibyl, Decision, and Child of Einnashe (3) EP10 - Rail Zeppelin – Mystic Eyes of Transience and an Awakening Detective (4) EP11 - Rail Zeppelin – The Residual Image and Auctions (5) EP12 - Rail Zeppelin – Lightning and Shooting Star (6) EP13 - The Clock Tower, Usual Days, and the First Step Forward to the Future