Apocalypse?

"Team 6 will be led by Cadet number 6, and his teammates are Cadet 641, Cadet 683, Cadet 771, and Cadet 772."

Jyorta stood at the front, opposite the assembly, forming a row with Dalna Doppler and the other four students. Making a file behind them were their respective team members, four per each. They stood silently, for Madam Mary was still forming the groups. Only after that would they be permitted to socialise with their team members and plan accordingly.

Standing left to him was Laekha Walta, the student that ranked seventh. The place left to her was left vacant, for that was Laila's. As she wasn't present in the academy now, her spot was left empty while a team hadn't been assigned to her. The line continued after that.