Ao

After the Chunin Exams, Katasuke has returned to work at the invitation of the Hokage. Upon seeing him, Boruto becomes annoyed thinking about what happened during the exam. Team 7 is given a mission to escort Katasuke and transport a Scientific Ninja Tool. Stuck on a mission he doesn’t like, Boruto runs into Ao while aboard the Thunder Train headed to their destination.Source: crunchyroll