A mundane salaryman, who considered himself a side character in life, stumbles into another world and acquires the invincible flying ship, Shooting Star. Even if he can't be the main character, he wants to enjoy all the perks as a side character! The legend of the mysterious side character, the 'Pirate Knight of Environ,' who appears in numerous heroic tales, begins. His reliable crew consists of a broken AI girl, a Kansai dialect-speaking girl, and a flying penguin! * Currently available as a book from Earth Star Novels. * The title was changed for the book release (June 14, 2018).