Wait, what? How is this even possible? Do you mean, you really didn't meet ANY of the girls even once? Usually people get at least six events during a blind walkthrough
That might be it =D You still had to train your stats to win the Trial though... Well, this just show that sometimes you have to lose some to win some, right? Maybe you can experiment a bit to see what those mythical "girl" creatures and where to find them =D
