When it comes to magic, just leave it to me! I won't let you down!
My magic is growing stronger! I should be proud of myself. I'm in perfect condition!
Miss Arche has evolved! Now I'll do even more amazing things from here on!
A young half-elf woman who lives with her father in a place called "Lone Valley," located in another world. Cress sees Arche as someone belonging in the past, but allows her to join him in his adventures regardless after she takes out one of his friend's enemies. Arche claims herself to be a genius when it comes to magic, and rightfully so as her magical abilities helped save her companions countless times during their travels. Legend has it she was so gifted that she was even able to learn forbidden magic.