I Cultivate Immortality in a Low Martial World!

[Transmigration + Science-based Cultivation + Science Student + No Romance] Corporate drone Jiang Li was struck dead by a meteor and transmigrated into Jiang Menglan, the female side character in a canceled engagement trope. Good news: This isn't the mortal world—she can cultivate immortality! Bad news: Spiritual energy only strengthens the body, with a lifespan similar to mortals? As a science student, she decides to use scientific reasoning to deduce cultivation methods. Someone disturbs her peaceful cultivation life? She pulls out a pistol. "Sir, times have changed." The ascension world is wrong? No problem, I'm already a Nascent Soul powerhouse. Spirit Realm cultivators are terrif...