In Chap­ter Four of *Alle­giant*, Tobias reflects on his strained rela­tion­ship with his moth­er, Eve­lyn, as they dis­cuss loy­al­ty and the future of their fac­tion­less soci­ety. Eve­lyn, perched ner­vous­ly on the edge of Jeanine’s old desk, ques­tions Tobias about his alle­giance, ref­er­enc­ing his past actions with Tris. Tobias, wary of her inten­tions, care­ful­ly nav­i­gates the con­ver­sa­tion, admit­ting fear of the out­side world while con­ceal­ing his true feel­ings. The ten­sion between them is pal­pa­ble, under­scored by Tobias’s mem­o­ries of his abu­sive child­hood and his mother’s unpre­dictable nature.

Eve­lyn reveals the emer­gence of a rebel group called the Alle­giant, who advo­cate for leav­ing the city and restor­ing the fac­tion sys­tem. She dis­miss­es their ideals as fear-dri­ven resis­tance to change, but Tobias pri­vate­ly sym­pa­thizes with their defi­ance. Though he rejects the fac­tions, he rec­og­nizes Evelyn’s con­trol over the fac­tion­less as equal­ly oppres­sive. The Allegiant’s man­i­festo, aligned with the city’s orig­i­nal pur­pose, sparks a qui­et rebel­lion with­in him, even as he main­tains a neu­tral facade to avoid sus­pi­cion.

The con­ver­sa­tion turns dark­er as Eve­lyn hints at sup­press­ing the Alle­giant, prompt­ing Tobias to fear vio­lent reprisals. When he sug­gests using sim­u­la­tions, Eve­lyn reacts with anger, deny­ing any resem­blance to the tyran­ni­cal Jea­nine. Tobias, how­ev­er, remains skep­ti­cal, aware of her will­ing­ness to employ extreme mea­sures for con­trol. His inter­nal con­flict grows as he debates whether to warn the Alle­giant or com­ply with Evelyn’s demands, know­ing her manip­u­la­tive ten­den­cies all too well.

In the chapter’s clos­ing moments, Tobias vol­un­teers to infil­trate the Alle­giant, mask­ing his true inten­tions beneath a veneer of loy­al­ty. Evelyn’s grat­i­tude feels hol­low, a reminder of their frac­tured trust. As Tobias leaves, he grap­ples with the weight of his deci­sion, torn between his mother’s ruth­less prag­ma­tism and his own desire for gen­uine free­dom. The chap­ter under­scores the moral ambi­gu­i­ty of their post-fac­tion world, where alliances are frag­ile and trust is a dan­ger­ous gam­ble.