OC x Reader💋

In which, two teenagers who "hate" each other find themselves working on the same mission to catch a well-known criminal, while having to live in the same mansion for a whole month. This story takes place in a fighting school / agent academy which is basically like a normal school except that the student are trained to fight and become « secret agents ». They are then sent on a « mission » to get their license. Will the two of them succeed? Will there be any other feelings caught in the process?
x OC

"When you realize you want to spend the rest of your life with somebody, you want the rest of your life to start as soon as possible."
-Nora Ephron