The group's debut single "Vanilla" is a dance-pop track released in 2021.
- "Vanilla" was released on June 10, 2021, by UNIVERSAL MUSIC LLC.
- The single is classified under the dance-pop and pop genres.
- The release date places it as the group's first official music offering.
Lightsum is a South Korean girl group formed by Cube Entertainment. They debuted in 2021.
Tracklist
