Continuity mistake: When Ash asks, "Posters?" the posters of a boy with an orange shirt and the one to the right of it are four centimetres apart and are wider than half the length of them, but in the next shot, they are two centimetres apart and are as wide as half the length of them. Also, the one to the right of the poster of a boy with an orange shirt has a green background, but in the next shot, it has a green and grey background. (00:02:32)
Continuity mistake: When Brock tells two boys to tell him everything they know, his blue bag turns green like his vest. (00:04:42)
Continuity mistake: When Jessie says that the sleep waves are coming from the town, her left glove disappears. (00:07:26)
Continuity mistake: When Officer Jenny says that she and her friends should find the source of the sleep waves, her left glove disappears. (00:07:19)
Continuity mistake: When Ash reaches the Pokémon Fan Club building, there are cream bricks outside the doors, but in the next shot, they disappear. Also, the right doorknob is aligned with the top of the panels, but in the next shot, they are not. Additionally, the bottom right pane of the right door is aligned with the top of the second part of the right column, and it is more to the bottom of the bottom panes, but in the next shot, they are not. (00:08:47)
Answer: He is a good guy but just found himself in a bad situation when he worked for Lysander. He didn't want him to harm Ash and his Pokémon when he was trying to get the special bond between Ash and his Greninja to work. He does leave Lysander and go back to being a good person.