Now that Twice has an official couple in their group, all the members start dealing with the changes, not just in the group but also within themselves. Their bottled-up emotions starts pouring out. But for Jeongyeon, it's already too late. Or is it? And Nayeon, will she finally make the Tsundere look at her direction? Even for just one last time?  

Three years after they debuted, Twice's dating ban has finally been officially lifted.  Someone already made a move on Mina and Chaeyoung knows she has to do something before it's too late. Ottoke? It's now or never. Is 10 days enough for her to make Mina change her heart? Will she stand a chance?