When Sarah accidentally proposes to her girlfriend in Provincetown, she finds herself at odds with her partner’s expectations of their future and the mixup turns their loving relationship into a minefield of marital exploration. Sarah, a documentary filmmaker, begins interviewing same-sex couples in an attempt to overcome her fear of divorce. Kristen, who's ready to tie the knot, sees a future version of her life with Sarah where career and passion threaten to pull the women apart.