Hanna's mom is escorted by police, while Spencer and Toby witness a strange thing in Ravenswood, a town unlike any place they've ever seen.
Hanna's mom may sacrifice herself for the sake of her daughter's freedom. After [SPOILER ALERT!] Hanna was caught attempting to bury a gun, Ashley may be arrested as she's seen being escorted out of her house by a police officer in a preview of "Pretty Little Liars" next episode.
Meanwhile, Spencer gets a new lead in her investigation into who was on the other end of Ali's mysterious phone number, but Emily doesn't seem to be enthusiastic about it. It leads Spencer and Toby to Ravenswood, a town unlike any place they've ever seen, where they will witness a strange moment.
Mona spills a secret of Spencer's to the other Liars, leading to hurt feelings amongst the group. Emily tries to help Hanna, only to have "A" turn the tables. Aria helps out a friend of Mike's, who gets the wrong impression of her, and Shana keeps popping up in the most unusual places.
"Under the Gun" will air Tuesday, July 16 at 8/7c on ABC Family.
"Pretty Little Liars" 6.04 preview:
"Pretty Little Liars" 6.04 clip #1:
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"Pretty Little Liars" 6.04 clip #3: