Continuity mistake: When Daisy is first seen straightening paper, there is a grey sign on the desk, but in the next shot, the sign is black. (00:10:15)
Continuity mistake: When Lily says, "The water show," her right hand is outstretched, but in the next shot, it is by her right side. (00:03:58)
Continuity mistake: When Daisy says that the Sensational Sisters have been performing for so long that they no longer get large crowds, Ash's left glove disappears. (00:04:38)
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.