The King of Western Xia had a precious robe called "Biluo". According to legend, "Biluo" could help mortals ascend to immortality, marking the longevity of the Song Emperor. Western Xia presented it as a congratulatory gift, which made the King of Liang greedy. He wore the precious robe, but did not want to be seen in publicHe was stripped of his soul by Baoyi Gou and died in an iron coffin. Emperor Song was furious and ordered Song Ci to investigate the truth. Whether it was the rebellious intentions of Western Xia or the genuine allure of the treasure clothes, Song Ci's investigation process resulted in a series of people being betrayed by the treasureHe died by seducing his soul with clothing. The case is full of twists and turns and mysteries. Is Baoyi "Biluo" an immortal robe that can help people achieve enlightenment, an evil object that seduces the soul, or is human nature comparable to ghosts and monsters? Song Ci is facing a perilous situationThe case, under the pressure of various forces, whether to break through the fog and see the blue sky. See how to solve puzzles and clear the matter.