In 1852, Young Eli is forced into a life-changing decision; in 1916, Eli wages a final war with Standard Oil, forcing a confrontation with Pete.

After falling back under the spell of her two-timing ex, Abby turns to Gabe for support. Marisol declines to participate in the class's college tour.

Irene unleashes Deus Sema, a power beyond human comprehension. With only her right arm, Erza combats the spell that threatens the entire area. Meanwhile, Natsu is forced to make an important decision that will forever change his fate.

This episode's mystery box involves some deja vu and later, in the invention test, contestants have 60 minutes to create a dish that takes the judges to a moment in time that evokes a particular memory.

[Under Silence] While Grace autopsies the body of an elderly man discovered in an Egyptian sarcophagus, Harrow finds himself in a battle for his own life.

Chris, Freddie and Paddy set out to turn an old hearse into the ultimate family car. On the track, Chris gets to grips with the lightweight Dallara Stradale, while Zara and Mike Tindall go head to head in the Reasonably Fast Car.

A murder throws John's plans of staying in Delhi into jeopardy, while a member of the household reveals a treacherous side to their nature that proves dangerous. However, John soon finds that he has people around him he can trust when Margaret places herself at great personal risk to help him.