My Disciple Wants to Defy His Master

I transmigrated and became the infamous Demon Lord.

But all I wanted was to laze around and do nothing, so I adopted an orphan.

I raised him with great care, but on the day I abdicated, he shed his obedient facade.

He pinned me against the cold bronze mirror. "I used to be the one on my knees,"

His warm breath brushed my neck. "Now it's finally your turn, Master."

Theme: Strive to improve every day