Diary of a Fleeting Affair

1h 40m · 2022 · Directed by Emmanuel Mouret · 3.5 / 5 on Letterboxd

Diary of a Fleeting Affair (2022) runs 1h 40m, directed by Emmanuel Mouret. It is one of 3,647 films in the 100 Minute Movies catalog — every one rated 3.0 or higher by Letterboxd members and short enough to finish in an evening.

A single mother and a married man enter into an affair with the understanding that their relationship is purely sexual. Though they agree the relationship has no future, they find themselves increasingly drawn into each other's company.

Genres: Romance, Drama, Comedy

No US streaming listed when we last checked (9 July 2026). Availability changes often.