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Queendom
There is one unspoken rule in the music market: top tier idol groups adjust their comeback dates in order to avoid direct competition. But what happens when the nation's favorite idol groups stage their comeback on the same date, at the same time? No more dull comebacks! No more shying away from direct competition! It is now time for these idols to battle it out in this unprecedented 'comeback war'.
六隊出演者出場介紹 第一次競演主題－代表熱門曲，以重新編曲後嶄新誕生的代表熱門曲競演 出場次序由在場五組於10分鐘內自由決定。10分鐘後沒有貼在競演順序板的隊伍，將要接受被扣減1000分的懲罰。
延續第一集的代表熱門曲競演 公佈第二次競演主題－翻唱其他出演者的歌曲 按照第一次競演的排名，由第一名開始指定一組出演者，指定與被指定的兩組將互相翻唱對方的歌曲
Mamamoo and AOA cover each other. A backup dancer choice raises eyebrows - and rankings, as does a surprise guest.
A Queendom quest affects the cover song competition. Two groups that did poorly last competition make desperate and surprising choices, hoping for a big payoff.
The lead singer and lead dancer from each group collaborate and compete as units. The singers fight over who gets a duet with Hwasa.
The dance unit leader is chosen, and a legendary choreographer joins the unit. The voice units perform a demo. The groups become closer with each other at a retreat.
The vocal and dance units perform.
The "Fandoras Box" challenge, where each group performs a fan-chosen song.
The winners of the combined Vocal Unit, Performance Unit, and Fandora contests are announced.
All the groups perform their comeback hits. A winner is announced.
