Sleeping with Other People (2015)

Twelve years after sharing a one-night stand, Jake and Lainey meet again by chance and discover a common problem: they both disbelieve in monogamy and this makes it impossible for them to sustain their romantic relationships. Despite being attracted to each other, they pretend to be just friends and make a pact to keep their bond only on platonic terms. A funny and intelligent romantic comedy starring the talented duo of Jason Sudeikis and Alison Brie.