Kika Mifune, an elementary school girl, wanted to become like an anime villainess. Can she handle having 100 servants? (Source: Niconico Seiga, translated)

The manga takes place immediately after the end of episode five of the anime series, and tells another story not told in the anime. The manga follows high school students whose lives are completely changed after the arrival of the Kado cube and the unlimited energy source Wam. (Source: Anime News Network)

Airi, reincarnated as a game's lady villainess Irene, fell prey to the scheming of the game's evil heroine Liliana and was expelled from school. However, "Finally I can live a carefree life!" she rejoiced. Through the help of a crown prince of a neighboring country with special circumstances, and using the sweets-making skills from her previous life, she opens a cafe in the countryside. Just as we were about to see her off on her carefree slow life, a fluffy creature of the finest quality appears. This is the story of Airi, who loves romance sim games and making sweets, reincarnated as a game's lady villainess Irene, struggling to attain the slow life of her heart's desire. (Source: Starts Shuppan, translated)

Taking place in the year 1937 on the eve of World War II, the story involves a mysterious spy training organization known as the "D Agency." The organization is established by Lieutenant Colonel Yuuki from the Imperial Japanese Army. His ideals lead him to recruit people beyond military academy graduates and personnel, while training them to become skilled agents in arts of manipulation. These agents would become a specialized team to conduct operations. One such antihero agent, under the name Jirou Gamou, goes on a harrowing mission to uncover secret documents titled "Black Notes," while battling forces from within and without his own ranks.