The five most popular story-specific questions people ask about this episode, excluding overall plot and ending, are:

1. How does Connor's past influence his decisions and relationships in this episode?
2. What role does Charlie play in uniting the team and proving her leadership?
3. What are the consequences of the Library's secrets being protected at great personal cost?
4. How does the episode address the theme of memory loss or forgetting after leaving the Library?
5. What new challenges or threats emerge that the team must face together?

These questions reflect key story elements such as character development, team dynamics, sacrifice, and the episode's cliffhanger about memory and loyalty.