Pretty Little Liars is hyping up their next mystery, but that doesn't mean the series' won't answer some of the threads 'A' left hanging.

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Charlotte's unveiling did quite answer all the questions Pretty Little Liars have laid out over the years, and the fact that the midseason premiere wasn't tied up in a bow did not sit well with the Liars legions of fans. Viewers shouldn't fret, however. Series creator Marlene King promises the next season and a half will leave viewers more than satisfied.

"There's a new mystery. There's a little bit of old mystery dabbled in there, but not a lot," King teased, according to E! Online. "It's mostly new mystery. There will be a new Big Bad in their lives and a new mystery to solve."

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Some pre-'A' reveal problems King is planning on solving include who killed Mrs. D, what exactly happened to Sara Harvey, and how exactly Charlotte managed to fund her reign of terror.

Are there any other questions you hope will be solved before Pretty Little Liars comes to an end? Tell us in the comments below!

Catch Pretty Little Liars when the series returns to ABC Family in 2016. Click below to see a preview for the midseason premiere.