In the penultimate episode of "The Woman in the Wall" Season 1, titled "Ex Gratia," the series takes a dramatic turn as Lorna Brady (Ruth Wilson) and Detective Colman Akande (Daryl McCormack) join forces to uncover the truth behind the House of the Sacred Shepherd's illicit activities. The episode is a whirlwind of revelations that not only shed light on the convent's sordid past but also threaten to upend the present.

The episode begins with Lorna and Colman poring over the evidence they have gathered, including Colman's own death certificate, which suggests that the children declared dead by the convent might still be alive.This hope propels them forward as they delve into the files and records that Colman has managed to procure from Father Percy's house.
Their investigation leads them to a Christmas card signed by Frank, Breda, and Joyce, which Lorna suspects might be connected to Clemence's daughter. They follow this lead to the Sacred Heart Church and eventually to the Bresnahan family, where they meet Breda, now a young woman.Breda's existence, despite having a death certificate, confirms their suspicions about the falsity of the convent's records.
During their conversation with Breda, Lorna and Colman learn that Breda's adoptive parents were told she was an abandoned child in need of saving. They mortgaged their house to make a "donation" to the church, unaware that they were essentially buying Breda.This revelation uncovers the convent's secret: it was not only facilitating adoptions but also engaging in human trafficking, selling children to the highest bidders in exchange for "private donations".
As Lorna and Colman continue their investigation, they encounter resistance from the other survivors, who are reluctant to give up the compensation offered by the state. The Kilkinure Convent is set to be formally recognized as a Magdalene Laundry, entitling the survivors to compensation.However, Lorna and Colman realize that signing the compensation agreement would mean burying the investigation and allowing the true perpetrators to escape justice.
Colman's personal journey into his past is also explored in this episode. He confronts his mother about his adoption and learns that Father Percy had approached them with an offer to help, under the guise of a donation.This leads Colman to question the ethics of his own adoption and the role that Father Percy and the House of the Sacred Shepherd played in it.
The episode also sees Sergeant Massey taking a more active role in the investigation, driven by his conscience and a desire to make amends for his past complicity in the convent's operations.His discovery of a phone call made by Father Percy to a Dublin hotel just before his murder adds a new layer to the mystery.
The tension between seeking justice and accepting compensation comes to a head when Lorna and Colman return to Kilkinure to convince the other survivors not to sign the compensation agreement. Their efforts are met with skepticism and resistance, as the survivors are weary of fighting and eager for some form of closure.
In a powerful scene, Amy confronts Thomas, the horse farmer, about the atrocities she suffered in the convent, highlighting the brutal reality of the women's experiences.This confrontation underscores the ongoing struggle for justice and the survivors' desire to be heard and recognized for their suffering.
"Ex Gratia" is a gripping and emotionally charged episode that brings the series to the brink of its conclusion. As the truth about the House of the Sacred Shepherd and the convent's involvement in human trafficking is revealed, Lorna, Colman, and the other survivors must decide how to move forward. The episode leaves viewers on the edge of their seats, eager to see how the final pieces of this harrowing puzzle will fall into place in the season finale.