Title says it all...

Y/N was just a normal 18-year-old girl that worked at a laboratory as a cleaner. There she meets an actual Merformer named Optimus Prime, the leader of the Autobots. When Y/N freed Optimus from abusive experiments, a friendship starts to developpe that will turn into a romance. But a great enemy named Megatron stars to hunt her when he found out that the Prime has a crush on the human. Will Optimus will be able to protect her before Megatron will do brutal harm?