The Trainee 1x5 Know More Season 1 Season 1 8 Episodes Another task has to be done. The interns learn many things, from basic knowledge of their position, facing real work struggles, and getting to know their mentors better. 1x1 - Episode 1 1x2 - Important Role 1x3 - The Grown-up Battlefield 1x4 - Back-Up Files 1x5 - Know More 1x6 - Episode 6 1x7 - Episode 7 1x8 - New pair of shoes