Yuusha-hime Miria 2 Intel Gathering at the Garden of Knowledge! Academia`s Naughty Lesson!

Rick, a loyal servant of the Crown, gets framed for a lewd incident by a corrupt princess, Miria. For his false crime, Rick is executed. After being dead for years, the Demon King approaches the spirit of Rick and offers Rick the power to exact revenge by resurrecting him as a spirit with the ability to hypnotize Miria, who has grown up to be a decadent adventurer.