“The Divergent Series: Allegiant” builds on the dystopian mythology introduced by Veronica Roth in her spectacularly popular first novel Divergent. “The Divergent Series: Allegiant” begins amid the city’s ruins as Evelyn caters to a bloodthirsty mob by sanctioning the execution of Jeanine-loyalist Max. Repelled by his mother’s iron-fisted rule, Four agrees to join Tris on their first foray outside the confines of Chicago. As Allegiant begins with the couple gazing together at the ruins of Chicago, Tris and Four agree to leave everything they know behind and venture out beyond the wall. But while they set out together, their adventure takes them down separate paths. Once they get to the Bureau of Genetic Welfare, Four finds himself cut off from Tris, who begins spending most of her time with David (Jeff Daniels). Tris, Four, Christina, Caleb and Peter arrive at a breathtaking futuristic compound they soon learn is the headquarters [...]