メルディカル侯爵令嬢のクロエは、男尊女卑の根強いアダナーニ王国の第二王子・キリフのお飾り婚約者。しかしキリフに婚約破棄を突き付けられたショックで、OL・橘美紗としての前世の記憶を思い出した!「せっかく生まれ変わったのだから、もっと人生を楽しみたい――」すべてを捨てて自由に生きようと決意したクロエは、騒動に便乗して近衛騎士を辞めてきたエーリヒを相棒に、自由を求めて旅立った!!
Chloe, the daughter of the Marquess of Merdikal, is the ornamental fiancée of Kirif, the second prince of the Adanani Kingdom, which has a strong male-dominated society. However, in shock when Kiriff breaks off the engagement, Chloe remembers her memories of her previous life as office worker Misa Tachibana!Chloe, who has decided to leave everything behind and live freely, sets off in search of freedom with Erich, who has quit his position as a knight of the Kingsguard to take advantage of the commotion, as her partner!