Goshiki Ami

Kisaragi Saya is a lonely, gloomy high school girl who is cursed to never be noticed by those around her, almost like a ghost. During her first summer in high school, Saya discovers the full-dive VRMMORPG "Shadow Assassin's World," changing her world forever. Even in the game, amidst a world monsters, demons, and other players, Saya finds that her presence is still nearly undetectable - so she decides to turn her curse into a blessing to become the top-class Ninja, "Kuro!" One day, an extroverted Ninja named "Hikari" crashes into her life and asks to be her apprentice! What lies ahead for this pair of polar opposites?

The hero party defeated the Demon King who threatened the world. However, on the brink of death, the Demon King released a miasma that would bring about the world's destruction. As everyone despaired, the Saintess Sophia succeeded in halting the Demon King's miasma by sacrificing herself. Time passed, and what awaited her upon awakening was the world twenty years later. While she's bewildered by former companions now being middle-aged men and juniors having become older than her, Sophia lives on in a world that has become peaceful?