The curse of hereditary heart disease that caused her family to leave fell on Shen Yuan. When it was Shen Yuan's turn, a guy named System came to find her. Shen Yuan had no way of knowing whether to help the system complete its mission and gain three years of good health or to spend the rest of her life in a hospital bed. Shen Yuan had no way of knowing whether the system was an angel who saved people or a Pandora's box.
