Xuanhuan: This Sickly Young Man Cuts Down Villains One by One

[Fairly Traditional Fantasy, Leveling Progression, One Female Lead, Read at Your Own Risk If You Dislike This]

After transmigrating, Shen He obtained a System that made him cultivate faster and attack more powerfully the closer he was to death. And so Shen He embarked on a cultivation path with a very strange style: coughing and spitting blood, then killing someone with a single slash.