Ruby centers on Ruby Landry (Raechelle Banno), born in the Louisiana bayou and watched over by her loving Grandmère Catherine (Judd). Ruby is filled with hope as love blooms with her high school sweetheart Paul Tate (Duke), but lingering thoughts of her mysterious father and her mother's death often creep into Ruby's mind. As dark family secrets begin to reveal themselves when Paul's parents forbid him from seeing Ruby, Ruby is further devastated when her beloved Grandmère passes away. Forced to flee to New Orleans from the bayou, Ruby searches for her estranged father (Bellows), one of the richest men in the city, as she clings to her memories of Paul and their forbidden love.
Fundadoras da ONG de preservação ambiental Aruana, Natalie (Débora Falabella), Luísa (Leandra Leal) e Verônica (Taís Araújo) viajam para Cari, no interior do Amazonas, ao receberem uma denuncia sobre atentados ao povo indígenas e conflitos pela posse de terras preservadas. Elas descobrem um grande esquema de crimes ambientais e tem que lidar com Olga (Camila Pitanga), dona de uma das maiores mineradores do país e que não admite que as forasteiras se metam em suas ilegalidades.