Shoko, a solitary female detective, has the strictest style and personality and does not flirt with anyone. Hoshi was released due to being wrongfully accused, although he had infiltrated the villain's hideout, and if he hadn't walked into a dead end, an investigation related to a communal room would have begun with a junior supervisor... The two who crossed that line cannot keep their reasons and lick each other's sweat, greedily mixing together. Their relationship would have ended if the case was resolved, but the two, who are inherently physically fit, cannot suppress their desires...