Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.
The Streaker, the Human-Dolphin Hybrid Team's expedition ship, has made one of the greatest discoveries in the history of the galaxy in the outlying space. It is a large, moon-sized fleet of 50000 spaceships, not of any known species, but of unimaginable age. Over the secrets of the spaceship, which surpasses the science level of the galaxy, a hostile species has set up a fleet for it! A new star of the sci-fi world takes on a grand epic of the future history.