Haru Koyama was an ordinary student until her moron classmate got them both in a terrible accident. Now Haru has been transported to another world where only men are allowed to be adventurers. Determined to make the most of it, she takes a job in the Blue Cat Nocturne brothel to make a living the only way she knows how. No cheat abilities, no powers, just her quick wits and naughty bits!
WHAT HAPPENS WHEN THE RAIN STOPS...

Armed with her newly discovered powers, Haru returns to the barracks to get revenge on the soldiers for what they did to her friend and coworker Shequraso. Still, that won't bring her back, so afterward, she tries to move on. Then Haru learns something surprising about the silver-haired man who only comes when it rains.