Why Does Martial Uncle Do This?

Li Zheqiu, an ordinary disciple of the Evergreen Sect, was entrusted with a great mission by his sect one day: to descend alone into the underworld and redeem the Frost Sun Immortal Lord, who had fallen into demonhood a thousand years ago. So he descended into the underworld and met this immortal lord, only to be horrified to discover that the immortal lord seemed... no longer alive. The immortal lord was stern and expressionless, devoid of vitality, with an eerie, ghostly gloom emanating from his entire being. He stretched out his hand expressionlessly and said, "Come." Li Zheqiu was utterly bewildered: Come for what? "Redeem me," the immortal lord said woodenly. "Make my heart beat aga...