悪魔の剣で天使を喰らう (Associated Names)

Why do angels take the form of monsters? In the present day, a colossal tower named “Heaven’s Prison”—a dungeon that pierces far beyond even the Kármán line—exists. In this era, one can carve out a place for themselves by wielding a demonic weapon, known as a “Demon Sword,” which grants the power of demons. While…