Reincarnated as a Succubus in Kivotos

One gacha god's luck finally runs out—literally. After joking that his perfect pulls were draining his lifespan, a mysterious figure appears to collect. But something's wrong: the collector's face shifts with every glance, his presence warps reality, and his final words involve... a steamroller? Now reborn as a succubus in the chaotic world of Kivotos, our former Sensei must navigate academy warfare, trigger-happy students, and a body that's equal parts blessing and curse. When you've mastered gacha RNG, how hard can surviving a bullet-hell academy be?