1. OK, but really: who the hell is "A"?
2. Are Uber "A" and Big "A" different?
3. And furthermore, who the hell is Charles?
4. Is Charles really dead? Or just pretend?
5. Why does he love dolls so much?
6. Are "A" and Charles the same person?
7. Is someone pretending to be Charles while someone else is "A"?
8. What ever happened to Eddie Lam?
9. How did Eddie Lam recognize Aria?
10. Why was Ali kissing Holbrook?
11. Where did Holbrook go?
12. Where did Jenna go?
13. How did that random guy at the construction site know Emily's name?
14. What did Aria say to Mona in the theater to make her cry?
15. How has there been a grave for Charles DiLaurentis in relatively plain sight this whole time without anyone noticing?