The ninth series reveals a dark secret in Lucas's past that will lead to the "ultimate betrayal."

Each new series reveals an evolution of format and presentation.

However, a larger series of 12 cases revealed no p53 gene mutations.

A long series of glass doors revealed the overgrown yard outside.

This illusion deals with a series of pointed questions revealing the startling truth.

The series, so far, has not revealed the top chairmen and directors of the Union nor how it originated.

The series revealed a detailed knowledge of canon history in a number of small ways.

A series of flashbacks reveals that the man's wife had given birth to the child shortly after the catastrophe.

The series has revealed nothing about her personal life except that she is Jewish.