Uczeń Merlina wraz z bohaterami Arkadii wyrusza w podróż w czasie do Camelotu, gdzie narasta konflikt między światami ludzi, trolli i magii.

On an archaeological mission to the end of the known universe, Professor Daiba unwitting unleashes an ancient horror from its confines. Five years later the malevolent alien force sets in motion a plan which reunites the various crewmembers of the Arcadia to sail the stars once more as well as bring Tadashi Daiba to meet Harlock for the first time (again).