Aobara-hime no Yarinaoshi Kakumeiki

On the night of the Star Festival, an event to celebrate the founding of the proud, illustrious Kingdom of Heilland, Queen Alicia was stabbed through the chest and killed by revolutionary soldiers storming the castle… Or so she thought. Princess Alicia wakes on the morning of her 10th birthday, memories of the “Night of the Revolution” fresh in her mind, and realizes that she has been given a chance to redo her life. It’s not long before she comes face to face with the handsome and mysterious young man who killed her last time… Granted a chance at redemption by the whims of fate, Alicia works to change the disastrous future, this time with revolutionary mastermind turned princess aide Clovis by her side! (Source: Cross Infinite World)