Kojo Denka no Katei Kyoshi 10 (Fantasia Bunko) [Light Novel]

[Machine Translation] Allen has achieved great success in the kingdom's uprisings, but he has been unfairly demanded by the domestic nobility. With the help of his partner, "Sword Princess" Lidiya, he escapes from the capital to the city of Suito, the central city of the Confederation of Marquis, an enemy nation at war! For the first time in a long time, he is alone with Lidiya without the other students. She is enjoying her honeymoon, staying at a luxury hotel and sightseeing in the historic water city, but her role this time is to negotiate for peace underwater in the city. The series of escapades is a plot by the Dukes of Lindster to establish Allen's position! The unaware, out-of-this-world tutor, together with his partner, will make new history in the city of a thousand years of intrigue!

王国動乱で功績をあげるも、国内の貴族から不当な要求をされたアレン。相棒の『剣姫』リディヤの手引きにより彼が首都から脱出した先は、戦争中の敵国、侯国連合の中心都市・水都!久しぶりに他の教え子たちがいない、リディヤとの水入らずの時間。彼女はこれ幸いと高級ホテルへの宿泊を決め、歴史ある水都を観光するなど新婚旅行気分を満喫していたが―「貴方の今回の役回りは―水都での、水面下の和平交渉よ」一連の逃避行は、リンスター公爵家によるアレンの地位を確立するための策謀で!?無自覚規格外な家庭教師は相棒と共に、陰謀渦巻く千年の都で新たなる歴史を刻む!