ZEROBASEONE released their special album 'RE-FLOW' on February 2, 2026. The album sold 69,378 copies on its first day, marking a significant decline compared to the group's previous releases. Their debut album 'YOUTH IN THE SHADE' sold over 1.24 million copies, and their second mini-album 'MELTING POINT' sold 1,458,089 copies, both achieving million-seller status. This drop in sales has shocked fans, and the industry is analyzing various factors that may have contributed to this outcome. As of now, there has been no official explanation, but fans are increasingly interested in the group's future activities and album sales strategies.