Captain Levi Ackerman is a strong man who let no one get to his heart, well at least was until he met Captain Y/N. She's strong and capable but most of all: she is ready to lay down her life for humanity. The unlikely story of these two rivals will prove that love is possible for eventhe most broken of people. (This fanfiction is X Female! Reader- I will do my best to make Male! Reader one after this one is published).