"I'm In It" was produced by West, Evian Christ, Dom Solo, Noah Goldstein, Arca and Mike Dean. The song features vocals from Justin Vernon and Assassin and a sample of "Lately" by Kenny Lattimore. In the song, West describes numerous sexual fantasies using very sexually explicit lyrics. The song has received mixed reviews from music critics, with its explicit lyrics receiving the most criticism. Despite charting in the United States in 2013, the song is one of the worst performing songs on Yeezus. - Wikipedia