What if the girl of your dreams was hiding a secret that could shatter reality? In *I Took A Succubus's First Time*, Okumura Kouhei pines for the untouchable Saonji Hina, a girl so distant she seems more like a celestial being than a classmate. Kouhei believes winning her heart is an impossible quest, until a chance encounter unveils a truth about Hina that turns his ordinary world upside down. Suddenly, Kouhei is plunged into a whirlwind of supernatural intrigue. His discovery doesn't go unnoticed, and the meddling student council quickly inserts itself into the situation, adding layers of complication to an already precarious scenario. As if that weren't enough, his enigmatic neighbor seems to have her own designs on the unfolding drama, further blurring the lines of friend and foe. This isn't just a story about unrequited love; it's a plunge into a hidden world where the stakes are far higher than Kouhei could ever imagine. The novel masterfully blends elements of romance, mystery, and the supernatural, creating a unique and compelling narrative. The question isn't just whether Kouhei can win Hina's heart, but whether he can survive the chaos he's unleashed. Will Kouhei's life ever be the same now that he's glimpsed the extraordinary lurking beneath the surface?