The first thing she does when dressing up as a vicious female supporting character is to humiliate the demon lord's apprentice who will turn evil in the future according to the plot.
I beat and scolded him, and forced him to kneel in the snow for three days and nights.
The system told me that I could go home as long as I finished the plot, so I did.
But when I was about to run away, my disciple who should have hated me to the bone tightened his grip on my wrist, with red eyes, and asked in a mute voice:
"Master... Are you going to abandon me again?"