In the 21st century, Ai, a music legend who has never seen his tail, came to a different time and space where humans, immortals and gods coexist due to an accident. In this time and space, what kind of characters will Ai encounter, and how will she challenge the so-called destiny as the 'Son of God'. How will the love that is indifferent and paranoid due to the gloomy life change? Love is like a hell butterfly from hell, with gorgeous sadness in the darkness. Can this hell butterfly finally transform into a gorgeous person? Stay tuned!