He could be related to the Rookwoods through Justice's mother (surname is up to you!). It would make sense if "Uncle Eldridge ----" decided to send the Rookwood kids (which may or may not be happening, I still need to chat with Dante~) there if he already knew of another family member who had a child there.

BUT anyways, I wanted to let you know that I plan on making a MCAB 10-year-old for the place, so your character will have someone to thread with soon enough!! ^^

also AHHH Cory Grüter-Andrew