Synopsis

The chapter details the protagonist's initial, self-taught approach to a complex sword skill involving manipulating aura at the blade's edge. After several failed attempts, including accidentally causing an explosion, the protagonist begins to grasp the core concepts of gathering, compressing, and releasing aura to extend the blade's cutting ability. They receive guidance from the sword they wield, Aobutz, which explains that they are essentially creating an unseen blade extension. The protagonist manages to succeed on their first try while following the guidance, showing impressive talent and finally understanding the fundamentals of the 'Space Displacement Slash'.