In episode 10, 'Rend the Veil,' Em recalls that her likely killer was wearing the same wedding ring she threw up after resurrecting, which belonged to Aaron. Aaron admits to kidnapping Em but denies killing her before he is shot by a masked man. This sequence implicates Aaron and a masked assailant in Em's murder.

A disfigured Reviver breaks into Aaron's house to steal a flash drive and delivers it to investigative journalist May Tao. The contents of this flash drive are tied to uncovering secrets about Revival Day and Aaron's activities, which are central to the plot in 'Rend the Veil'.

Dana and Em uncover the horrifying truth behind Revival Day in the season finale, but this revelation comes at an unimaginable cost that changes the Cypress family and others involved. The exact nature of the truth is a key plot element in 'Rend the Veil'.

Em and Dana confront Blaine, who admits to having seen Em on Revival Day after retrieving an abandoned car. Blaine and Ibrahim have a significant meeting of the minds, and Blaine's militia has taken over the local church with Em and Ibrahim held captive inside, escalating the stakes in the finale.

In episode 10, the police start marking the homes and stamping the IDs of all registered Revivers, indicating a crackdown and increased control over those who have been revived, which adds tension to the story's climax.