In 1946, Alice Quigley returns to her childhood home on Penny Lane, having lost her house in Bootle and three sisters to the bombs that fell over Liverpool.
Estranged from her husband Dan, she finds comfort in living closer to her remaining sister, Nellie. But even though the bombs have stopped falling, tremors still rock the family when Alice's reviled mother is kicked out of Nellie's home and seeks vengeance.
Alice is desperate to start a family of her own and be a much better example to her own children. When visions from the past resurface, she soon uncovers a dark secret that her mother has kept hidden for so long....