In a popular suburb of Dakar, workers on the construction site of a futuristic tower, without pay for months, decide to leave the country by the ocean for a better future. Among them is Souleiman, the lover of Ada, promised to another.
Diane fills her days helping others and desperately attempting to bond with her drug-addicted son. As these pieces of her existence begin to fade, she finds herself confronting memories she'd sooner forget than face.
In a Parisian laboratory, a severed hand escapes its unhappy fate and sets out to reconnect with its body. During a hair-raising escapade across the city, the extremity fends off pigeons and rats alike to reunite with pizza boy Naoufel. Its memories of Naoufel and his love for librarian Gabrielle may provide answers about what caused the hand's separation, and a poetic backdrop for a possible reunion between the three. Based on Guillaume Laurant's novel "Happy Hand."Written by