Kekkai Shi No Ichirin Hana (Kadokawa Bunko)

[Machine Translation] In Japan, where the five pillar stones have protected the country from foreign enemies since ancient times, 18-year-old Hana Ichinose was born into a family of sorcerers who guarded the pillar stones, but she was mistreated and compared to her superior twin sister. One day, she suddenly awakens to her powerful powers, but she hides them, hoping for a quiet life. However, the new young head of the family, Saku Ichinomiya, takes an interest in her and forces her to marry him. Hana becomes a contract bride for a limited period of time, and while undergoing trials and tribulations, she begins to release her true self at Saku's side...?

遥か昔から、5つの柱石により外敵から護られてきた日本。18歳の一瀬華は、柱石を護る術者の分家に生まれたが、優秀な双子の姉と比べられ、虐げられてきた。ある日突然、強大な力に目覚めるも、華は静かな暮らしを望み、力を隠していた。だが本家の若き新当主・一ノ宮朔に見初められ、強引に結婚を迫られてしまう。期限付きの契約嫁となった華は、試練に見舞われながらも、朔の傍で本当の自分の姿を解放し始めて...?