あらすじ
Twenty years since the defeat of the Demon King. Laina, who was once summoned as a Hero but lacked talent with the sword and could do nothing but watch his comrades set off, had become an archer who continued to shoot down monsters all alone in the Royal Capital. Before him, a new Hero girl, Ariana, appears and announces the signs of the Demon King's revival once again. The old-man archer, carrying the regrets of the past, stands up this time as a Hero and as the protector of humanity──!!