Spoilers for 'The Broken Crystal' Stephen Marlowe has become technical director, now he is facing the next step in his plan to build a time machine.

Holly Turner is alone. Her father is gone. She is left with his work on the Time Machine, and now it's up to her to resume his experiments into time travel. She decides to try to break the Laws of Time to begin her own time experiments.

A series of chapters showing different characters feelings of time travel existing.

Jack Slade was not stupid; he went to Holly's for dinner with her and his son with a suspicion on his mind after discovering something wasn't quite right when they had visited him in prison, so he went to see if he was right.

Spoilers for the season finale, and the last episode ever of one of the best examples of time travel fiction ever, Stephen Marlowe seizes the opportunity to deal with the scientists who built the second time machine... and his eventual falling into the loop of infinity.

Holly and Jeff are a couple but when Holly suddenly becomes unwell everything changes. No amount of time travel can solve this mystery.

The unthinkable has happened and Slade can see no way to fix things. The woman he's been in love with for as long as he can remember has vanished. Is it anything to do with her Time Machine and can Jeff find her before it's too late?

"If anyone can curb Jeff Slade's impulsive behaviour, it's Holly Turner." [Holly/Slade, collection of one-shots.]