Female investigator Rina infiltrates a huge evil organization that manufactures biological weapons and plans to overthrow the country! However, he is caught just before he can take the first step and is turned into a toy for human experimentation. Rina's anus is filled with a lewd drug and she loses her reason due to her burning sexual desire. Rina, who is left with a cock inserted in her pussy, ale, and mouth, begins to awaken to the highest level of ecstasy...