In 1977 Recife, Marcelo, a technology expert in his early forties, returns in the midst of Carnaval to reunite with his son and plot a dangerous escape under the ever-watchful eyes of Brazil?s repressive military regime.

In the near future, a detective stands on trial accused of murdering his wife. He has 90 minutes to prove his innocence to the advanced A.I. Judge he once championed, before it determines his fate.