The reward contents for May would be the adventure story of C.B.
She is a special soldier who goes first into mystical-unknown-dangerous place before actual human resource get deployed.
She always works alone but has never failed her mission.
...is the concept which is input into her brain.
C.B stands for Controllable Brain, which she doesn't know.
In fact, she has never succeed her mission because there was no mission ever.
She is just an artificial creature for TV show that people who have special taste watch.
The places she goes are destinations of abandoned creature from the company.