This year is the 10th anniversary of Naruto's serialization start. This work will feature an episode with Team Kakashi from Naruto's youth era. It will be surprisingly different from the TV series, don't miss it‼

Several people are spending their evening in a cafe. Two gossiping girls, two debating men, a bookworm and a boy, who just broke up with his girlfriend. The cafe's waitress starts a chat with him, persuading him to take a look at certain easel, while other customers begin to notice unusual things.

(Source: ANN)

The story takes place in Tokyo Butei High School, a special school where armed detectives—"Butei"—are trained to use weapons. Kinji Tooyama is a second-year-student who has a special ability, but he keeps it a secret to maintain an ordinary, peaceful life; however, when he gets caught in a bombing on the way to school, he encounters H. Aria Kanzaki, the most powerful S-Rank Butei student in Assault Studies.

Unaired episode 12 included with volume 4 of the BD/DVD release.