18+ Nessa no Wakusei: Onna Kouankan Kate

Kate, the voluptuous, virginal new recruit of the Federal Space Army Security Police, is the newest detective in the force. She's eager to prove her worth as an undercover agent, but that might not be as easy as she thinks. Her first assignment is to track down the villains who have been raping young women from the hot desert planet, Doune.

(Source: ANN)