# Enter the world of ASTRAL ECHOES ASTRAL ECHOES is a vertical scrolling shoot 'em up that follows Aoi Tsukishiro and the mysterious entity known as SERAPH. Take control of the high-mobility fighter X-Seraphim01 and engage an unknown threat in intense vertical shooting battles. As Aoi and SERAPH advance deeper into the conflict, they begin to uncover the truth hidden beyond the battlefield.