"Good to see you're all alert and ready. I am your new substitute, Hatake Kakashi. You may refer to me as 'Mr. Hatake' or 'Kakashi-sensei.' Never, under any circumstance, may you simply call me 'Kakashi'. I will be teaching your Anatomy class until your regular teacher, Iruka, is feeling well enough to come back. Now, any questions?" Or, the one where Kakashi is our favorite group of kids' new substitute and he ends up with a favorite student. Sexual tension and emotional chaos alike ensue when a former partner gets involved and certain individuals end up being not quite like they seem. *EDITED REPOST, ORIGINAL STORY WAS DELETED