Jang Do Yeon joins the show as the new apprentice. She doesn’t know about dogs that much yet, but her passion even makes Gyeong Gyu nervous. Do Yeon takes a test to be accepted as an apprentice, and Gyeong Gyu shows off his knowledge as the star pupil. Meanwhile, today’s problematic dogs are Loki and Caesar who were never trained properly. (Source: Viu)