The Demon Sword Master of Excalibur Academy, Vol. 2 (light novel)

The battle against the Voids continues as Leonis furthers his efforts to raise an army like the one he commanded a thousand years ago. Perhaps a visit from the fourth princess of the empire will provide some information? Focusing on world domination might be difficult with Regina the maid constantly teasing Leonis, however. "Hey, kid. Want me to treat you to some snacks? Or would you prefer to rub my chest?"