Sword Spirit Protector: a Quick Way for the Sick and Weak Emperor to Pass Through

Heartthrob, no CP (not sure yet, maybe there are two male protagonists), I like sick and weak protagonists 😍 He was originally the Nine Heavens Emperor who was burdened with the calamity of reincarnation. In every life, my bones are sick and weak, and my life is like a candle. But he has to complete tasks in thousands of small worlds and change his fate against the will of heaven. Frail and sick, coughing up blood, and dying at any time, But it hides the most noble soul and unparalleled luck. Only his natal sword spirit, Across reincarnation, never leaving, Transform into a guardian, clear obstacles and prevent disasters for him. The deep palace is treacherous, the immortal sect is strife, and the fighting in troubled times... No one knows, This young man was so sick that he would collapse at the slightest wind. Behind him was a peerless sword spirit that could kill gods and demons. "In this life, I will not hide or escape. When I return to my throne, it will be the time when the Nine Heavens will be recast."