[Machine Translation] This single, the third single, is the opening theme for "Gurren Lagann", the first robot anime in 11 years to be created by GAINAX, the anime production company that brought us the "Neon Genesis Evangelion" anime, which took the world by storm! The album also includes "happily ever after" (insert song for "GURREN LAGANN"), "Sorairo Days -TV Edit type A- (tentative)" and "Sorairo Days -TV Edit type B- (tentative)" (version with the second verse). Newly designed jacket by Yoko (in digipak). Includes a mini photo book of Shoko Nakagawa and Yoko in cosplay. [Limited shipping period: June 27, 2007 - July 31, 2007].