Nachdem Alison der Polizei nicht die Wahrheit erzählt hat, was in den letzten Jahren wirklich geschehen ist, müssen Aria, Emily, Hanna und Spencer versuchen, Alisons Geschichte so gut wie möglich zu decken. Hanna und Aria wollen sicherstellen, dass Ezra und Mona über die Nacht in New York Stillschweigen bewahren, doch besonders Mona scheint es zu gefallen, die Mädchen in der Hand zu haben.
Now being forced to live through Ali's latest lie, Aria, Emily, Hanna and Spencer try to cover their tracks, while simultaneously trying to piece together what happened in New York. Hanna and Aria have to close loose ends with the two people who know the truth about Ali's story — Mona and Ezra. Spencer and Emily try to find out the truth about Jason and his whereabouts the night they were in New York. Meanwhile, Hanna starts to examine who she really is — Hefty Hanna or Queen Bee Hanna — now that Ali is back.
Rouva DiLaurentisin lähettämä sähköposti herättää kysymyksiä, ja epäilyt Jasonista äitinsä murhaajana osoittautuvat vääriksi. Jason varoittaa Spenceriä tämän isästä, ja Paige yrittää päästä takaisin Emilyn suosioon.
Alison fatica a elaborare la morte della madre, mentre Aria, Emily, Hanna e Spencer cercano di cancellare le loro tracce e risalire a quanto successo a New York.
Enquanto as meninas suspeitam que Alison ainda esteja mentindo, ela lida com a morte de sua mãe. Hanna questiona sua verdadeira essência, agora que Alison está de volta.
Alison lucha contra la muerte de su madre. Aria, Emily, Hanna y Spencer intentan enredar las pistas y reconstruir lo que ocurrió en Nueva York.