I Just Want to Become an Immortal

I traveled to the world of immortality and started cultivating immortality. The person who loved me the most turned out to be my sister. Lin Qian's soul in another world complemented her soul in the world of immortality, and she used her memories from another world to start her path to immortality. She met a strong and reliable man, Chi Yuan, who helped Lin Qian all the time. He gave her everything she wanted and didn't want. I thought it was a beautiful marriage, but I didn't expect that one day, Chi Yuan would pull out Lin Qian's soul...