you are an ordinary demon hunter, you went on an ordinary mission to kill a demon and you were calm because you were told that the demon was weak, during all this you were wondering where Shinobu (one of the pillars of the demon hunters) had disappeared to

When you came to the mission, you saw that the demon you were hunting was dead, and Shinobu was standing in front of him and looked with her calm smile... But something was wrong with her...

Suddenly she turned to you and you saw... She has horns, she has strange little flower drawings on her face and she has big fangs... You realized that Shinobu had become a demon!

she looks at you with her calm smile "As I thought, the demon hunters sent one of their own here..."