SF9

The seven idol groups gather in one place to begin the competition. They set off with a 90 second short performance to find out about each other and what talents they have.

The second competition's theme is RE-BORN. The six group has to change songs between each other and perform them with their own styles. Meanwhile, IKON and SF9 are contemplating with their second stage as they are very close to first place.

The Pentagon and The Boyz perform on stage with charisma and thrilling performance. Meanwhile, the second stage theme is My Song, and the teams work harder than ever to prepare for the second stage.

The first stage theme is the King's song. The seven groups prepare and practice for the stage thoroughly, with endless meetings and discussions to show their best performance.

Stepping aside from hot competition, six groups decide to have a spring sports event to relieve some stress. However, the third competition's theme is soon revealed, and it is a unit stage, where members are divided into vocal, dance, and rap.

The third competition continues to take place with teams singing other artists' songs, performing with the best ability they have. Meanwhile, after the third stage, the second dropout team is revealed.