C1440 The War of the Two Sects

In their quest to rapidly enhance the Killing Sword Domain, they didn't hesitate to send countless disciples from the Demon Blood Sword Sect to attack and kill members of the Profound Essence Sword Sect and other sects, extracting blood essence to fuel their own Sword Domain training.

This led to a deep-seated enmity and conflict between the Starsea Sword Master and the Blood Soul Sword Master