退魔士と魔法少女(1) ～彷徨う霊と魔法少女～

Kaoru Okumoto, exorcist, is assigned an investigation in the small town where Kaoru used to live -- reuniting with childhood friend Serika Suno and meeting a fellow exorcist, Haruka Hatayama. This is the first volume of U.F.D.C.'s new adventure novel series.

One night, in the role of investigative exorcist, Kaoru has two different encounters in the park.

[From DLsite English]