ALPHA DRIVE ONE has released the final concept photos and film for their mini 2nd album 'UNBREAKABLE : 少年BEAST' comeback. On the 12th, through their official SNS, the group unveiled the 'Hissing' version concept, featuring playful and unique visuals using props such as cat sounds, yarn, and laser pointers. The concept film simultaneously expresses alertness and curiosity, completing an individualistic visual style. Following the previously released 'Fragile Beast' and 'Cementic Nest' versions that captured strength and fragility, roughness and coziness respectively, this 'Hissing' version has heightened anticipation for the new album. ALPHA DRIVE ONE will release their mini 2nd album 'UNBREAKABLE : 少年BEAST' on the 24th, with the album expected to depict the growing pains of youth amid prejudice and stigma while showcasing an expanded musical spectrum.