Kimi Ga Iru Sekai De. SEISHOJO to Kuro No Eiyu (Regina Books) [Light Novel]

[Machine Translation] One day, Sakira, an ordinary high school boy, was on the roof of his school, fleeting the sixteen years of his life that he had struggled with because of his female face. Then, he was suddenly enveloped by a flood of light that surged over him! He finds himself on a battlefield. The soldiers around him call him "Holy girl! Sakira was the first one to see Lydia, the holy girl. Sakira has been summoned to another world as the reincarnation of the holy girl Lydiane. He escapes and is rescued by Edward, a beautiful woman in men's clothing called the Black Hero, and while living with her, he eventually falls in love. Sakira risks her life to save Edward from the war-torn world. This is a love fantasy about a summoning to another world that will fill your heart with passion.

平凡な男子高校生・咲良はある日、学校の屋上で、女顔のせいで苦労した十六年の人生を儚んでいた。すると突然押し寄せる光の洪水に包まれた!気づくとそこは戦場。まわりの兵士たちは彼を「聖少女様!」と呼ぶ。咲良は聖少女リディアーヌの生まれ変わりとして異世界召喚されてしまったのだ。その場を逃げ出した彼は、黒の英雄と呼ばれる男装の麗人・エドワードに助けられ、彼女のもとで暮らすうち、やがて恋心を抱くようになる。咲良はエドワードを戦乱の世界から救うために、命懸けで奮闘するのだがー。胸に熱いものがこみあげてくる、異世界召喚ラブファンタジー。