Julia Winters is a successful author on vacation in London when she runs into none other than Harry Styles. She quickly brushes him off, having no interest in him and his player ways. When he insists on getting to know her, she agrees, reluctantly. She gets hurt though and ends up moving in with Styles and his roommate Louis. She realizes she likes him and him her, but the world seems hell bent on breaking them apart. With both their futures intersecting, can they figure out a way to hold on to one another ?