Gal investigator rape Ranka

It seems that a new drug deal is being carried out at a bar, so Ranka, an excellent gal investigator, decides to undercover. In order to find out where she is, Ranka takes a dangerous gamble and manages to sneak into the hideout. What he sees there is...and then he is captured by the enemy and is immersed in an aphrodisiac and falls into the fall. What did Ranka see before he was tortured... "Produced and written by KM Co., Ltd."