Taking the Master's Wife Hostage to Prove Immortality

Traveling through the world of cultivating immortals, he became the lowest sect servant. Fortunately, we have a system in hand, so we can predict the corresponding results every time before making a decision. So as to avoid pitfalls. Or get unexpected benefits... Countless correct choices will eventually lead to a happy, carefree and smooth road to eternal life. [This book is also known as: "The Tribulation of Immortality", "The Choice of Immortality Is Greater than Effort"]