Hanna's relationship with Sean started before the first episode, After she became a popular girl and he noticed her.
At the end of season 6B, Hanna was sick and tired of fleeing from the new Uber A, so she set a trap.Thus, Caleb broke up with her, saying that he was tired of all her lies.The relationship continues well during the rest of the third season, until the following season, when Hanna gets upset because Caleb had to leave Rosewood in order to find out what was going on in Ravenswood.Hanna offers to pay him, but instead he holds her hand and the two share an intimate moment. However, when Alison returns to Rosewood, Hanna became insecure, and she forgets that she had plans to go to the Grille with Travis.He surprises her by knocking on her door and she apologizes for forgetting, and tells him that Alison is inside her home.Before Alison Di Laurentis disappeared, Hanna is shown as a shiny girl with a feeding disorder.
She is best friends with Alison Di Laurentis along with Spencer Hastings, Aria Montgomery and Emily Fields.
Their relationship ends later, during a party where passed the limits with him, and he got upset.
In the third season, after "A" was revealed to be Mona, Hanna started visiting her in Radley Sanitarium, and a new stalker emerged, making Hanna lie to Caleb multiples times.
Freeform posted the video with the taunting caption, "Will the liars be able to #Save Hanna before they run out of time?
Hanna Olivia Marin is a fictional character created by Sara Shepard for the Pretty Little Liars book series, and later developed for the Freeform television series adaptation by I. The character has also appeared in the spin-off series Ravenswood.
We don't know what went down between Hanna and the new Uber A, but it can't be good, because she's seen screaming and flailing in hospital bed in the new trailer below.