Official Border Enlistment Day (January 8th)

Background
Yūma and Chika enlist in Border and train to be promoted to B-rank.

Summary
Yūma, Chika and Osamu all go together to the Border Enlistment, which is held on January 8th every year. Yūma is sent to fight in mock battles and he defeats most of his opponents. Chika is sent for training with other C-ranked snipers. When her turn comes to shoot the target dummies she blasted a hole in the wall of the Border HQ with an Ibis. Later, Kazama challenges Osamu to a mock battle. The battle ends 0-24 and one tie, Kazama's victory.

At least one day passes and Yuma doing the 2nd group session for the week which nets him a total of 100 points, the top brass talking about him as well as Chika blasting a hole the other day. Shun Midorikawa challenges Osamu Mikumo. The battle ends with 0-10, Midorikawa's victory. Yuma then challenges Midorikawa with the condition that if he wins, Midorikawa has to respect Osamu but if Yuma loses, he gives up all his points. Yuma tricks Midorikawa by losing the first 2 rounds then winning the last 8 leading to a score of 8-2, Yuma's victory.

then Jin shows up telling Yuma and Osamu that the Higher ups want to meet with them so they meet. Kido tells Yuma that there is an invasion and they need info, Replica has the info but needs to promise Kido that he will keep Yuma safe to which he agrees as long as Yuma doesn't break the rules. Replica reveals that there are 4 planet-nations that could attack, Liberi, the maritime nation, Leoforio, the cavalry nation, Chion, the snow nation, and Aftokrator the military nation. Out of these 4, Yuma commented that Chion or Aftokrator are the ones most likely to attack thanks to the Illgars then mentions that Chion has 6 Black triggers while Aftokrator has 13 but this was when Yuma visited on top of that they only bring a few humans.

Aftermath
Border then prepares for the upcoming invasion