It is 2176, Kaiju's have been fully ingrained into human culture for years now. Kaiju sized restaurants, Kaiju sized physical therapy, Kaiju sized movie theaters. Many of those Kaiju made the money to afford these things through the KFL, the Kaiju Fighting League. Lots of people just want to see giant monster women fight each other...
You make a living at a Kaiju Cleaner, a place where Kaiju go to get a full-body clean. It pays well, but it is incredibly dangerous, a general fear of being squished and/or eaten is always there. Welp, it's a living.
As you sit in the lobby with your other co-workers, the thousands of them. You hear the manager call over the speaker system,
Manager: "Team G, report to the hangar for assignment"
You and the rest of your crew zip up your cleaning suits and head to the hangar where the manager will tell you: 1. Who you will be cleaning, 2. Where they are from, and 3: What area of her body will the team be cleaning...