Ahead of their full group comeback, BB GIRLS has greeted fans with the release of the 'Bestizians' OST.

BB GIRLS launched the OST 'Shiny World' for the 3D action hero animation 'Bestizians' (produced by Timos Media) on June 2nd, in which they participated as vocalists.

The 'Shiny World' OST is a pop genre song with a charming, bubbly melody based on a tropical sound. It features the refreshing voices of BB GIRLS members, evoking images of a cool summer sea and creating an atmosphere of hope.

'Shiny World' is the first track BB GIRLS have released in a while, following 'Goodbye' which was unveiled in February. With the full group participating in the vocals, fans can hear the diverse voices of the four members and get a glimpse of their firepower in preparation for their summer comeback.

'Shiny World' entered the Melon chart at 55th place immediately upon its release (as of 7 p.m. on the 2nd, based on the latest one-week standard), and it rose to 35th place with the interest of the fans.

Previously, BTS, AleXa, Seo Jae, Heize, and Kang Min-seo lent their voices to the 'Bestizians' OST. BB GIRLS have now taken the baton with 'Shiny World'.

'Bestizians' is a 3D action hero animation that tells the story of the newcomer Bestizians, who emerged in a fiercely competitive hero world, unveil the identity of the villain responsible for environmental destruction, save the earth in crisis, and grow into true heroes.

Meanwhile, BB GIRLS, who are gearing up for their summer comeback, are scheduled to appear on the SBS entertainment show 'Strong Heart League' on the 13th.