Cultivation for All, Why Am I a Vengeful Spirit?

After death, why did I become a wandering soul? The underworld passages are all severed. Is reincarnation real? Are immortals good and ghosts evil? Who decides the order of the world? ————————————— Ancient humans cultivated using primordial energy, living up to a hundred thousand years. After the ancient cataclysm, the world's energy dissipated, and ten thousand years passed. Primordial energy split into four paths: spirit, ghost, demon, and monster. In the modern city, spiritual energy revived, and the era of universal cultivation arrived. Wang Xiao was persecuted to death and became a [ghost]. He unexpectedly awakened the [System of the Fallen Souls' Counterattack]. ————————————— Wang Xiao: "Everyone is cultivating, so why did I become a ghost?" System: 'The path of immortality is open to all, but the ghost path is unparalleled. A vengeful spirit can defy the immortal path, and the underworld spans the heavens.' Wang Xiao: "If the ghost path is so powerful, what can I achieve?" System: 'Mortal paths are all inferior; the ghost path is the supreme origin. It controls life and death, governs reincarnation, reverses yin and yang, and disrupts the cosmos.' Wang Xiao: "Does the ghost path transcend all things? Is there an other shore?" System: 'The great path is endless, creation has no peak, yin and yang have no boundaries, heaven and earth are boundless. Only the ghost path transcends all phenomena, hiding secrets untold for eons.'