She's not a magician, but she's a good girl, with a kind personality and full of adventurous spirit. She had a bit of a failure involving money when she was younger, but……I'm sure that she got over it when she grew up. In the old days, she used to take Sensei, who was always playing inside, along outside."
Sensei delightedly talked about her sister.
If it's under Sensei's younger sister, she'll be my teacher for learning the ABCs of being an adventurer, I can't think of anything more with that personnel. ? what did the last sentence mean?