SPY CLASSROOM

Conflict-ravaged nations now deploy covert operatives instead of missiles. Lily is recruited into spy-training… but her practical skills are absolutely abysmal. Desperate to pass, she leaps at the chance to join the mysterious “Tomoshibi” team. Too bad the team is filled with even more hopeless spies. Together they must conquer the Impassible Mission and best their genius instructor, but the true purpose behind their classroom is more harrowing than they can imagine… (Source: HIDIVE) — Description from AniList community (anilist.co).