Blitzers has made a bold comeback with their new album "Lunch-box," which was released at 6 p.m. on Wednesday. The album includes six tracks, with the title song "Superpower" and an English version of "Macarena." The members described the album as their fourth travel-themed album, filled with happiness and excitement, with each song representing a different genre, similar to a variety of dishes in a lunch box. They also shared insights into the creation of the album, including the empowering message behind the title track "Superpower" and the contributions of the members to the choreography and lyrics of the B-side tracks. Before the album's release, Blitzers had a memorable experience appearing on "Britain's Got Talent (BGT)" and advanced to the semifinals. They described the challenges and rewards of their experience on the show, including the unique stage setups and choreography for their performances. They also reflected on their debut during the COVID-19 pandemic, expressing a sense of responsibility as idols and sharing their plans for future album releases.