In 1991, U2 bravely offered fans their album "Achtung Baby", leaving behind the blues and anthem rock that had defined their sound in favour of complex dance rhythms and darker themes. This film takes a look at the landmark album's impact through live footage and interviews with music insiders. Experts and people close to the band reveal the inner workings of one of the world's best rock outfits during a pivotal period of their development. Songs include "Even Better Than the Real Thing," "Mysterious Ways," "One," "The Fly," and "Until the End of the World."