Credit: Video Still

Who is visiting Mona during the Pretty Little Liars Season 3 premiere (airing June 5)? A newly-released sneak peek from the upcoming episode revealed that Mona (Janel Parrish) has a surprising guest at Radley Sanatorium. Read on to find out who visited “A” and watch the sneak peek.

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Hanna (Ashley Benson) is the Little Liar who is visiting Mona! In this new sneak peek we see that Mona is still locked up and Hanna is checking in on her and her progress. Mona looks unresponsive when Hanna and a nurse come to visit her and instead just stares creepily at the floor. Scary!

Watch the clip below.

Catch an all-new Pretty Little Liars when Season 3 premieres on Tuesday, June 5 at 8 p.m. ET/PT on ABC Family.

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Credit: ABC Family Photo: Pretty Little Liars Season 3 Premiere Sneak Peek: Mona Is Still In Radley Sanatorium