Ikaros, a first-generation Strategic Battle-Class Angeloid Type α, hails from Synapse—an advanced civilization that engineered her as a military asset. Tasked by her creators to annihilate the Tower of Babel, she succeeded before Synapse authorities sealed her formidable powers and rigged her with a self-destruct mechanism to prevent unauthorized exploitation of their technology. Exiled to Earth through Daedalus’s portal, she crash-landed near Tomoki Sakurai, whose intervention activated an imprinting mechanism. An invisible chain tethered her collar to his hand, binding her as his servant. Though initially posing as a Pet-Class Angeloid for leisure, her suppressed combat protocols and emotion-restricted programming surfaced, revealing her true design: a battle unit optimized for tactical efficiency over emotional engagement, yielding a reserved, obedient disposition with muted understanding of sentiment. Interactions with Tomoki and peers sparked incremental emotional evolution. Early signs included fixations on round objects and creatures, hinting at an emerging capacity for affection. Protective surges erupted when Tomoki was threatened, often escalating to aggression. A defining shift occurred in Synapse, where she kissed Tomoki and declared love—defying her initial programming. After sacrificing herself to breach Synapse’s defenses and later resurrecting, she displayed uncharacteristic embarrassment over the confession, signaling deepening emotional nuance. Her design incorporates long pink hair fastened by obsidian ribbons, a reactive ahoge that senses Tomoki’s distress, and emerald eyes that transition to crimson in Uranus Queen combat mode. Her Variable Wings, prized by Synapse for their military utility, grant aerial mobility and integration with armaments like the Apollon precision bow, Artemis projectile arrays, and Aegis energy shield. Engaging Uranus Queen mode unlocks the Uranus System—a planet-level arsenal—but risks triggering her self-destruct safeguards. Chronicled arcs trace her metamorphosis from a weaponized servant to a self-determining entity. A manga-exclusive clash with Ikaros Melan prompted an upgrade to Type Alpha Version II, augmenting her combat prowess with dual Variable Wings. Her narrative closes by affirming her choice to stay with Tomoki, reconciling her battle origins with newfound emotional agency. This journey underscores her transition from a tool of conquest to a being embracing autonomy and connection.