Manga by author Shirosaki Makoto

Fiona, the most powerful magician in the empire, was tired of being overworked on the battlefield every day, both physically and emotionally. She thought she had given up her life on the battlefield, but when she woke up, she found herself under the protection of Matthias, the most powerful knight in the enemy kingdom!In this powerful and loving fantasy, Fiona recovers her life while receiving love and tenderness for the first time!

Fiona, the strongest magician in the empire, is physically and mentally exhausted from being overworked on the battlefield.It would be even easier--she thought, if she give up on her life on the battlefield, but when she woke up, she found herself being protected by Matthias, the enemy's strongest knight!?The strongest doting fantasy in which she regains her own life while receiving her first love and kindness!