"MalaYerba" tells the story of Félix, Mariana, and Ignacio, three intelligent and ambitious young people who invest in a newly legalized market in Colombia: medicinal cannabis. Their company, KannaLab, quickly becomes the envy of their generation. The founders form the perfect team: Mariana has the land to cultivate, Ignacio has the network, and Félix has the unique seed with which they plan to rule the world. However, their lives are turned upside down when Lola, an ambitious journalist, sets her sights on their company and uncovers a dark past behind the famous seed.