Sebong Squad simply as SEVENTEEN, are having a dark and tragic past with Twilight (TWICE) a year ago. The gang transferred in another school in able to move on. Their friendship seem stronger. But the relationship between Scoups, Jeonghan and Joshua were being tested when Scoups openned a relationship with Nayeon without knowing its situation. And a love between Jeonghan and Joshua. But Twilight gang except for Nayeon were transferred in the same school after a year with sebong. The question is... What do you think will happen after the ACCIDENT? What will be their reaction if they found out that Nayeon and Chaeyoung are one of the members of their mortal enemy, Twilight? What will happen to DK and Dino after Dino's secret revealation? What will happen to Scoups if he found out Nayeon's long-time secret. What will be their adjustments after the accident? What will happen to Twilight if they found out the squad' s game? Will they do the same? Or confess? What will happen to the squad after all of this? Will they keep on going or they leave happily away from each other?