Jogo de Xadrez plot
Mina, Beth and Martona are incarcerated in the Talavera Bruce prison in Rio de Janeiro. Mina is the brains of the group, Beth the impulsive and Martona has the muscles. Mina arranges their stay in prison by selling drugs and other goods smuggled in by her sister Julienne. Mina is in prison for social fraud involving Senator Franco. The senator fears she's betraying him and decides to bribe the prison warden to kill her. This is the beginning of a power struggle within the prison where only the strongest and smartest will prevail.