Attack on Titan: The Musical

Attack on Titan: The Musical (「進撃の巨人」 -the Musical-) is a musical theatre adaptation of the manga and anime of the same name by Hajime Isayama.

Overview
100 years ago, man-eating giants known as Titans decimated humanity. The survivors built three walls to ensure their survival, until one day, they are reminded that they are trapped in a birdcage. A young Eren Yeager swears to destroy all of the Titans.