Finn Li, a psychologist who ironically diagnosed with depression found himself traveled through ancient times after witnessing the death of his mysterious lover, Hayes. He traveled with grief, anger and regret, but came to Esiamond, a legendary myth from history called The Lunar Realm. Finally, he saw his dearest mysterious lover again, only to find that he was with the entanglement. Different from his silly soft and caring self, he became an indifferent "God of Sun"!? This time, can Finn Li manage to stay with his mysterious lover again?