Reeling from her husband's affair, Rose collides with a marooned teenager in a boardedup Delaware beach town Devastated by the news of her husband's affair and convulsed by waves of grief and rage, twenty something Rose Greta Gerwigvengeful, a bit unhinged, and still clad in her pajama bottomsdrives to a sleepy seaside town in Delaware intent on finding her spouse's lover Climbing into an old lighthouse on the beach to swill a sixpack of beer, Rose stumbles upon a sleeping British teenager Olly Alexander whom she wakes and insists on taking somewhere Stranded by some unknown party, the chatty,ludicrously attired youth accompanies Rose to a brewery where quot;the other womanquot; was recently employed and then to her parents' summer getaway house, slowly attuning to her anguish As the grey winter days roll by, the mismatched pair embark on a series of frolicsome adventuresEnglish dance lessons, roleplaying in publicthat bring them into closer quarters, igniting a bittersweet, perhaps imaginary romance This quirky romantic comedy follows Rose Greta Gerwig, whose life changes after discovering her husband s affair She later crosses paths with a marooned teenager in a boardedup Delaware beach town and begins a delicate friendship This engaging and insightful film will make audiences appreciate change for better and worse