As a transmigrator, Nan'an, who perished centuries ago, has inexplicably returned to life. His current role is temporarily... that of a summoned creature? "So, after my demise, magic was severed, knowledge was locked away, black mist engulfed the atmosphere, anomalies erupted, black tides rose, and order disintegrated?" Upon receiving confirmation, Nan'an realized that he had become a seasoned inhabitant of this realm, an ancient spirit from the past.