Macarena enacts a plan to smuggle contraband into Cruz del Norte prison, forcing new girl Mercedes to cooperate. And Macarena is reunited with old enemy Zulema but faces a fresh and deadly adversary.
Castillo warns Macarena that the prison guards are out to exact revenge. Zulema prepares to sort out a power struggle in her own cell. Macarena is happy to square up to Akame to protect Mercedes.
Tere confronts Anabel and mocks the fact that she no longer has any power. Curly wants just one simple thing: to escape. Mercedes is granted day release from prison to spend time with her daughter.
Zulema makes a deal with Mercedes after seeing her being intimidated by Akame. Saray is released back into the cell block. Sole has a violent confrontation with Anabel, and the latter is tied up.
Mercedes' daughter goes missing. Sole is questioned by Castillo. Altagracia finds Unai's money stash and confides in Frutos, but little does she know he is Akame's pawn. Curly and Rojas grow close.
When explosions are heard from the chicken pens, Altagracia tries to find those responsible for smuggling the bombs in. Saray tells Mercedes the truth about the supposed kidnapping of her daughter.
Mercedes is put back into the cell block after being rigged with a microphone to record all her interactions with the Chinese gang. Castillo convinces Rojas and Curly to talk and confronts Frutos.
When the transfer bus breaks down, Frutos goes to see what the issue is. Akame and Mercedes are met by Zulema and Hong Fang's men. Altagracia goes to pick up Saray, aiming to fulfil Zulema's request.