Binguija Benepisi Eopseum

Airi is reborn as a noblewoman but soon faces hardship when her family loses their wealth, leading her to become a maid for the Grand Duke. While pursuing a young noble, she accidentally enters a secret room and remains trapped for what seems like a century. Upon her escape, she discovers twelve years have passed and the world is now engaged in a conflict against monstrous creatures. Airi must now survive in a shattered kingdom and reshape her path in this second existence.