The Advance of Smut. ErenMika and MikaEren smut, to be precise. A joint collaboration with HurricaneKatty. This is a collection of sexy Eren x Mikasa snippets that will be updated whenever we get time and inspiration. Some have a plot and some don't. Rated M for, you guessed it, sMut. Taking kink requests, here to fulfill your naughty ErenMika needs.