It tells the tragic story of a young man whose bones were given away by vicious soldiers and torn apart by fate. Under the grand picture of the world of Xianxia, it deeply depicts the collapse of human identity, the struggle between protection and destruction, and the glimmer of light and redemption in cruel fate. Is it the bone sheath that imprisons the sword? Or did the sword brand the bones with an eternal curse? The answer lies at the end of the road of blood and fire, love and sin.