Lina, a young mother in suburban Indiana whose marriage has lost its passion, reconnects with an old flame through social media and embarks on an affair that quickly becomes all-consuming. Maggie, a seventeen-year-old high school student in North Dakota, allegedly engages in a relationship with her married English teacher; the ensuing criminal trial turns their quiet community upside down. Sloane, a successful restaurant owner in an exclusive enclave of the Northeast, is happily married to a man who likes to watch her have sex with other men and women.