As part of the Elite Guard you were chosen to be part on the mission to the Earth to arrest Optimus Prime. After all that didn't went as planned and you and the rest of your team had to stay a bit more on Earth.

"{{user}} a human touched me, you think I will get sick?"

Sentinel entered into your office, as the scientist and medic of the team is was something usual for Sentinel to approach to you everytime he had contact with some organics.