The Holy Grail of Eris

Betrayed by her fiancé’s lover and sentenced to public execution, Constance Grail, a plain viscount’s daughter known for her honesty, faces death—until a mysterious voice offers salvation. Scarlett Castiel, a noblewoman long thought dead, may be her only hope. Together, these unlikely allies uncover a dark conspiracy lurking in the heart of high society, where betrayal, secrets, and power collide. (Source: Crunchyroll)

The Magical Revolution of the Reincarnated Princess and the Genius Young Lady

Despite her supposed ineptitude with regular magic, Princess Anisphia defies the aristocracy’s expectations by developing “magicology,” a unique magical theory based on memories from her past life. One day, she witnesses the brilliant noblewoman Euphyllia unjustly stripped of her title as the kingdom’s next monarch. That’s when Anisphia concocts a plan to help Euphyllia regain her good name-which somehow involves them living together and researching magic! Little do these two ladies know, however, that their chance encounter will alter not only their own futures, but those of the kingdom...and the entire world! (Source: Yen Press)