After a heart-warming orientation trip at Hitomi’s house, the 12 girls head back to Seoul for another great leap in their career. It’s their debut Showcase Concert! From photoshoots for album covers to shooting the music video, the girls ready themselves to finally make an official debut. Their debut stage will not only be performed in front of 3,000 people but will also be live-streamed throughout the world being exposed to more than 120,000 people online. Will the 12 girls be able to make a successful debut under such demanding pressure?