Guard the Factory is the 7th Mission in Grand Theft Auto: Ludendorff given to protagonist Wally Haaygaard by Riley.
Wally Haaygaard is directed by Riley to influence the discussion on the crime. Wally and Riley go to a crime scene for the triads. During a crime scene Wally and Riley finds a group of triads and then kills them and then Wally returns to Riley. Wally and Riley drive away from the crime scene with triads following them and then Wally kills the last triads from the car and drives back to the place.
The reward for completing this mission is 7000$. The mission Familiar Looks is unlocked.