Gwen, a former Adult Toys Company Employee got reincarnated as a mischievous maiden, and it happened to be in the universe of an Otome Game that her younger sister often plays, and also the day before Doomsday of this mischievous maiden in the game.

Thanks to the special ability, the magic to manifest things she made in her past life, she was able to avoid Doomsday, since she used to be an employee for an Adult Toys Company.

When she thought the Doomsday was finally coming to an end, the Prince proposed to her, and it turns out the Prince is a Masochist and is obsessed over the toys Gwen made, which made her avoid the Doomsday.

Teasing the pervert Prince with various toys, peculiar kinks of his were discovered. While she accidentally let her guard down, she was then reverse dominated by the pervert Prince.