During the Battle of the Black Prison, Violet Jessop was once corrupted by the Great Demon Shallow Jin Ryoko.
Although Shallow Jin Ryoko left Violet's body after a post-battle agreement between the school and the demoness, it was obvious that the purple-haired witch's personality and behavior had been distorted to some extent—such as becoming more passionate compared to her previous indifference, or perhaps 'alluring' is more appropriate; or, for example, while she used to be diligent and cautious, now she seemed rather lackadaisical and careless.
Initially, this matter quietly circulated only within the Assistant Team, but at some point, Linda Barnes found out, sparking her intense interest. For wizards, any news involving demons had immense news value, let alone news involving a Great Demon.
