Eren Yeager grew up in Shiganshina District within Wall Maria, son of physician Grisha Yeager and his wife Carla. A defining childhood trauma shattered his world when he watched Titans breach Wall Maria and devour his mother, igniting an all-consuming hatred for the creatures and a vow to exterminate them. This tragedy forged an unrelenting pursuit of freedom and vengeance, anchored in his conviction that survival demanded relentless combat against annihilation. Enlisting in the military unveiled Eren’s latent ability to transform into a Titan, exposing him to both military exploitation and distrust. His Attack Titan power intertwined with dark legacies: Grisha, revealed as a former Eldian Restorationist, had stolen the Founding Titan from the royal Reiss family and forcibly passed both Titans to Eren. Inherited memories unraveled Grisha’s morally fraught past—brainwashing disciples, slaughtering the Reiss family, and scripting his son’s path through manipulated cruelty. Eren’s understanding of freedom and foes fractured as hidden histories surfaced. The shattering revelation that humanity thrived beyond Paradis, persecuting Eldians as global pariahs, redirected his fury from Titans to worldwide oppression. Visions from the Attack Titan’s unique power—a consciousness transcending time—exposed an inescapable fate where past, present, and future merged. This foreknowledge trapped him in a self-fulfilling cycle, resigning him to enact atrocities as the architect of his own damned destiny. Infiltration of Marley deepened contradictions: empathy for interned Eldians abroad warred with loyalty to Paradis. Convinced coexistence was unattainable, he provoked global war by attacking Liberio, framing himself as a monster to justify activating the Rumbling—unleashing Wall Titans to crush all civilizations beyond his homeland. This genocidal gambit, designed to end centuries of racial conflict and shield his friends, fractured alliances, turning former comrades into executioners. Relationships with Mikasa and Armin strained under ideological rifts, contrasting Eren’s brutal pragmatism against their faith in diplomacy. His bond with half-brother Zeke unraveled further when their opposing plans collided—Zeke’s euthanasia scheme versus Eren’s refusal to let Eldian lives be erased. Eren’s endgame balanced twisted love with horror: slaughtering billions to spare Paradis, while ensuring his own death would terminate the Titan curse. Inherited memories exposed his unwitting role in his mother’s murder—a time-bending paradox where future actions doomed his past. His final gambit let allies kill him, severing Paths’ Titan connection and gifting Eldians fleeting peace through his calculated self-destruction.