This is a world of the skies, where many islands drift in the sky. A boy named Gran and a talking winged lizard named Vyrn lived in Zinkenstill, an island which yields mysteries. One day, they come across a girl named Lyria. Lyria had escaped from the Erste Empire, a military government that is trying to rule over this world using powerful military prowess. In order to escape from the Empire, Gran and Lyria head out into the vast skies, holding the letter Gran's father left behind—which said, "I will be waiting at Estalucia, Island of Stars." (Source: Aniplex of America)

Based on the story by manga master Leiji Matsumoto (The Cockpit, Queen Emeraldas), the 55 minute featurette picks up one year after the events of Galaxy Express 999 in which a young boy named Tetsuro and his motherly companion Maetel worked to rid the universe on the Mechanized Empire who had taken over Earth. (Source: AniDB)

Years ago, the opening of an interdimensional portal released two beasts into the skies over the Sea of Japan, visible to all the countries along the coast. After destroying the naval patrol sent to investigate the disturbance, the two beasts then turned against each other. Witnessing the fight from Japan, scientists Joe and Marie Hayakawa were sucked into the rift. Upon returning to Earth, they compiled and published the academic findings from their voyage in a legendary book titled ''Day of Succession''. Attempting a second expedition to that other dimension twelve years later, the couple have not returned. Twins Ai and Yu Hayakawa decide to set forth in search of their parents and the mysterious Wonderland they studied. In the ruins of an abandoned subway station, the two wait for a train to take them to the world beyond. On board they meet Lisa Pacifist, who quickly decides to aid the two in the search for their missing family. Can the three of them manage to find Joe and Marie? [Written by MAL Rewrite]

In an age when gods walk alongside mankind, the world of Eos finds itself falling into darkness. Calamity befalls the human race when malevolent creatures known as "daemons" scourge the land and obliterate armies with seemingly unstoppable brute force. In these dire times, nobles of House Caelum rise to prominence. Owing to their god-given healing powers, which allow them to purge the plague spread by the monsters, they earn the people's trust and allegiance. With no leader to rule the first human kingdom and guide the masses, the gods fervently seek to fill this vacancy—a man of the Caelum bloodline seems to be a desirable choice. The ambitious and charismatic pragmatist, Somnus Lucis Caelum, is pit against his humble and altruistic brother, Ardyn Lucis Caelum, in competition for the throne. As tensions rise between the rivals and anticipations surge, the fate of the world rests upon one of the two's decisive victory. [Written by MAL Rewrite]