Quick Travel High IQ Cannon Fodder

Ren Ran: The system is full of pig hooves. System: The time traveler Ren Ran is such a ruthless woman. A social beast from the Plane Management Bureau: All the time travelers are talented and well-spoken, so we send them to time travel. They mainly torture scum, fight monsters, save cannon fodder, and maintain their lives. After performing the mission with a bruised nose and a swollen face—— Ren Ran: I regret it now, I regret it very much (嘤嘤嘤) No cp, the main plot is the heroine's life experience + career line