The file you are referring to corresponds to , titled " Thrown from the Ride " . An interesting feature of this specific episode is that it marks a significant shift in the series' tone—critics noted it as an evolution where the villains are no longer hiding behind masks or hoodies. Key Highlights & Trivia for S05E04:
: During a routine checkup, a never-before-seen scar is discovered on Alison’s leg, leading to more questions about what really happened during the two years she was missing. Production Details: Original Air Date : July 1, 2014.
"Pretty Little Liars" Thrown from the Ride (TV Episode 2014)
: The mystery of Jessica DiLaurentis’s murder intensifies when Spencer discovers a bottle of Losartan (blood pressure medication) prescribed to her father, Peter. Since Jessica had low blood pressure, this medication would have been fatal to her.
If you'd like to dive deeper, I can look for from when this episode first aired or details on deleted scenes from the Season 5 DVD.