[s2e7] Dark Cousin -
Her escape attempt and the subsequent car crash serve as a brutal reminder of the "no-win" nature of the season. Even when she gets out, the world—or the Angel—drags her back.
Mary Eunice fears the Angel because she wants to keep souls trapped in suffering. [S2E7] Dark Cousin
We see her at her most vulnerable, contemplating suicide in a cheap motel. This episode marks the beginning of her true "fall" from grace and her subsequent path toward redemption. Her escape attempt and the subsequent car crash