All we know is this bitch is blonde. [SPOILERS AHEAD.]
ABC Family
During its summer finale, Pretty Little Liars shocked fans by offing one of the show's main characters, Mona Vanderwaal.
Yes, she spent the first two seasons torturing the PLL's, but the cute little evil-genius was starting to grow on us.
ABC Family / Via twitter/PLLbigA
Within minutes, #RIPMona was trending on Twitter.
Fans tried to sort out their feels and theories, knowing the show will never be the same.
ABC Family / Via giphy.com
We only know one thing about Mona's killer: she (he, it) has blonde hair.
Using government-clearance-level technology and exceptional common sense, we've been narrowing down our suspect list.
ABC Family / Via analyzinga.tumblr.com