Louise, a noble lady who loves reading and researching magic tools, leads a double life pretending to be her twin sister. Suddenly one day, her fiance breaks off their engagement and chooses to be with her sister instead. All seems lost to her when she also has to give up her dream of becoming a magic tool researcher, but a reunion with her first love, the first prince Lucius, saves her from her misery. As they spend time together reading books in the hidden archives and looking around at different magic tool shops, Louise slowly regains her confidence. On top of that, her heart flutters every time unconsciously sweet words leave the prince's mouth. The mood is perfect and it seems like it's seconds before they can finally be together, but the past she wants to keep hidden gets in the way. "How...do you feel about me?" He asks, but...I can't do it. I can't tell him. Meanwhile, her potential as a researcher begins to blossom and leads to...A true love fantasy full of misunderstandings between a magic tool-obsessed noble lady and a stoic older prince awaits! (Source: MangaPlaza)

Sometimes, but quite rarely, there exists cases of people who possess memories of their past life. For example, you may recognize a city you have never been to before, know how to operate an airplane you have never seen before or even know a nickname that only the family of a dead person would know. And that is something that usually happens in the same world, but sometimes as if it was on a god’s whim, a soul with a memory of another world can cross the boundaries between the worlds. And right now, a child with such a rare soul was born in a country in the middle of the continent. His name is Raymond and this is his story.

Her destination of reincarnation was not the villainess of an otome game, but her mother… “Violet has been in love with her childhood friend, and was half-forced by her parents to marry him. However, she was not loved by him. Ever since their daughter was born, he rarely came back home. One day, he brought back back home the daughter of his mistress. She was very lovely and her age only differed a year from their daughter’s. Violet hated her step-daughter who was loved by everyone. With her daughter’s help, Violet started to bully her, in the end, it resulted in her daughter’s engagement being broken and she divorced her husband. They were then exiled to the countryside as a result.” … Wait. Wasn’t I the one who raised her own daughter as a villainess?! Violet is now 10 years old and since I know everything, I shall try my best to avoid this ending!”

Altina who's fond of books starts pretending to be a mute in order to escape the imposed image of her as a "perfect lady" role that's set-up by her older brother and older sisters. However, that being said, that pretend act will soon be discovered by no other than the head librarian, sir Shijar himself?! (Source: Kadokawa, translated)