Set in a near future, technology-reliant society that pits man against killing machines. Against this backdrop an elite army unit is helicoptered to a remote, off-the-grid island training facility. What starts out as a simple training exercise for Captain Bukes and his tight-knit unit, descends into a terrifying battle to the death, as the marines discover the island is overrun by an enemy that transcends the human concept of evil.
Eleanor Shellstrop, an ordinary woman who, through an extraordinary string of events, enters the afterlife where she comes to realize that she hasn't been a very good person. With the help of her wise afterlife mentor, she's determined to shed her old way of living and discover the awesome (or at least the pretty good) person within.
A portrait into the mind of a dry-witted, sexual, angry, porn-watching, grief-riddled woman, trying to make sense of the world. As she hurls herself headlong at modern living, Fleabag is thrown roughly up against the walls of contemporary London, with all its frenetic energy, late nights, and bright lights.