Board Thread:Spoilers/@comment-25440448-20150312215244/@comment-26247132-20150923002532

Don't forget, it was the Sky People who forced Octavia's mom to hide her away for sixteen years and floated her mother and imprisoned her just for being born. She holds a lot of animosity for the Sky People. It's probably one of the reasons she took to the Grounder culture so well besides her having never been exposed to any culture before.