>>41506562It depends on how long it takes for her to get a focus episode and for her to stop thinking only of Gou. If the main female lead keeps being aloof or ignoring Ash because he's not Gou there's going to be little reason to like her.
>>41506653It was an oversight to not include past cameos, this has been stated in interviews. XY managed to survive and be one of the best series without having to rely on nostalgia to keep it going.