Trust delves into the trials and triumphs of one of the twentieth century's most iconic dynasties, the Gettys, and explores the complexities at the heart of every family, rich or poor. The series begins in 1973 with the kidnapping of John Paul Getty III.

As word of his grandson's kidnapping spreads, J. Paul Getty sends his trusted fixer Fletcher Chace to Rome to investigate the mysterious disappearance.

The Gettys and the Italians deal with the repercussions of the kidnapping, and Chace embarks on a new journey.