aespa is a South Korean girl group formed by SM Entertainment on October 26, 2020. The quartet consists of Karina, Giselle, Winter, and Ningning. They debuted on November 17, 2020, with the single "Black Mamba". Their music is rooted in k-pop, dance-pop, and electropop, and their identity is closely tied to a futuristic digital concept. The name aespa combines "æ", from "Avatar X Experience", with "aspect".
After debut, aespa gained wider recognition with "Next Level" in 2021 and the EP Savage, issued the same year. In anime-related work, the group performed "ATTITUDE", the opening theme of Kill Ao.
