Your tireless fixer is under fire from the Administrator to keep the body count up, and she needs two things. 1) Executing black-bag kill-contracts and 2) landing the contracts by drafting and submitting detailed preliminary supplier-side bundled service proposals. Since you're a dangerous murderer who probably reads at a third grade level, we have a pretty good idea which one you can help her with.
The Gun Mettle Campaign is a three-month event new to the Team Fortress universe. For the first time, test your mettle on a variety of skill-based contracts, with one-of-a-kind weapons and exclusive weapon cases as rewards.