Part 6/7:
"The Last Key" ultimately serves as a poignant exploration of Elise’s history, revealing how her experiences shaped her into the medium she became. The film successfully ties past and present together, leaving hints and connecting threads to the original Insidious saga. While it may not resonate with horror enthusiasts as powerfully as its predecessors, it offers a heart-wrenching narrative of redemption and the importance of confronting one’s demons.