Bea Kroger is admitted as a remand prisoner in the women's prison JVA Tempelhof. She is accused of the attempted murder of her husband Holger. Intimidated by the alien world, Bea tries not to offend and stay out of conflict with the inmates. But then Bea gets in the power struggle between the Institute Director Petra Weissner and the inmate Chris Wuttke in the crossfire. Bea is forced to choose sides, and their decision to inmate Chris is not without its consequences. To Chris 'growing influence to curb stop, takes Institute Director Weissner to a controversial measure: You dismisses Chris' rival and reigning "Top Dog" Rita Plattner from solitary confinement back to her pad. The confrontation between the two warring women escalates. At the end of a riot that culminates in a fatal stabbing, but it is Bea, carries the blood on their hands ...