A Discovery of Witches Show Summary, Upcoming Episodes and TV Guide

In 1590, Diana is transfixed as she tries to work out what the Book is telling her. Matthew worries over the Book's power.

Philippe makes a troubling discovery, provoking a conflict with Matthew. Ysabeau, Em and Sarah start to look for a message.

Another vicious vampire murder rocks present-day Oxford. Marcus makes a breakthrough.

As she continues her search for a mentor, Diana meets wealthy alchemist Mary Sidney. London's vampire ruler demands fealty.

Realising that she must return to the present, Diana aims to complete her training.

Matthew's attempt to rescue Diana from Juliette goes horribly wrong and Diana finally discovers just how lethal her magical powers can be. As Matthew lies dying, Diana must strike a dreadful bargain with the goddess and make the ultimate sacrificial pact with enduring consequences. A failed coup at the Congregation sees its most powerful and terrifying members go rogue, as they close in fast on Madison, where a group of daemons, vampires and witches are now residing together. Baldwin tries to alert Matthew that time is up but he can't reach him. It's a deadly race against time for Diana to take flight with Matthew before their pursuers arrive.

Satu brutally tortures Diana in Gerbert's isolated castle ruins. Matthew, now sworn to hunt down and kill anyone who tries to harm Diana, attempts a daring airborne rescue mission with Baldwin in tow, but they are too late to prevent Satu invoking dark magic in a bid to open up Diana and see the magic inside her. As Diana is forced to confront the idea that she might have been spellbound, she wonders what kind of monster she is. When Sophie confesses that she is a daemon born of witches, this news of cross-species offspring leaves Agatha reeling as she ponders the implications for all their lives.

Matthew's hope of keeping Diana safe at Sept-Tours appears short-lived as Ysabeau refuses to welcome the warmblood under her roof. Knox calls an emergency meeting of the Congregation to denounce Matthew for abducting a witch but Matthew's ferocious older brother Baldwin plays a careful game to maintain control in the face of Gerbert foretelling the end of the de Clermonts – and throws Diana to the lions. Diana isn't the only witch facing persecution. Satu pays a shocking price for her curiosity when Knox discovers she has been searching through the Witches' Archive and learned his guilty secret. Meanwhile, things turn nasty in Oxford for Marcus and Miriam as Juliette attacks.

Blind to the interest she has stirred among creatures, Diana fights an increasing pull towards the magical and turns her back on her witch heritage, but matters take an unexpectedly dark turn when Satu is sent by Peter Knox to intimidate her. In Venice, beautiful but murderous Juliette has her fatal obsession with Matthew reawakened. And just as Diana decides to trust Matthew with a secret only she knows about the book, he flees in a desperate bid to protect her from his cravings. But in so doing, he leaves Diana exposed to all her enemies.