Irina Woods is a student at Garderobe Academy, the prestigious institution that trains young women to become Otome, from the Aries Republic. She is a government-sponsored candidate, meaning her tuition is paid for by her home nation's government. As a student, she begins in the Coral rank, the junior class of trainees, where she eventually becomes a Pearl, signifying her advancement and success within the academy's rigorous hierarchy.

Physically, she is a teenage girl with distinctive orange or red hair that is cut to neck-length and sharp yellow eyes. Her appearance is often marked by her glasses and a practical dress that reflects her studious nature.

Irina’s personality is defined by a lively, bubbly energy and a proactive mindset. She is frequently seen with a smirky or knowing facial expression, suggesting a clever and slightly mischievous side. Where her peers might react with surprise or confusion, Irina often responds with analytical curiosity, demonstrating a knack for uncovering information and developing elaborate theories. For instance, she is able to piece together complex sequences of events, such as deducing the reason behind a friend’s damaged uniform.

Her primary motivation and defining characteristic is a profound love for machinery and technology. This passion is not passive; she actively seeks out technological puzzles, especially those involving ancient-era artifacts and forgotten machinery. Her fervor lies in reviving antiquated technology, dedicating herself to restoring, understanding, and creatively adapting such discoveries. This drive leads her to seek out a mentorship with Yohko Helene, Garderobe’s science director, and she becomes a key participant in the academy’s cutting-edge technological initiatives.

Within the story, Irina serves as a supportive friend to the main protagonist, Arika Yumemiya, acting as a reliable ally within their shared circle of friends. She often works alongside other major characters like Nina Wáng and Erstin Ho, where her diplomatic rapport helps balance the group’s different temperaments. Her role extends beyond simple friendship, however, as her technical expertise makes her a crucial behind-the-scenes operative during major crises. In a pivotal confrontation, she devises a critical method to allow senior figures to temporarily interface with a powerful entity, a strategic maneuver that directly enables another character to activate her full power and neutralize a dangerous enemy system known as the Valkyrie. This action highlights her ability to improvise solutions under pressure and influence the outcome of major events without direct combat.

Irina’s notable abilities lie almost entirely in the realm of technical ingenuity and intelligence. While her combat proficiency is not documented, her legacy rests on her skill with machinery, which includes the ability to hack into systems, build devices, and innovate solutions to complex problems. She is shown to be a hands-on learner who thrives on collaboration, frequently partnering with mentors like Yohko and other technically-minded individuals to bridge the gap between theoretical knowledge and practical application. Her dedication to problem-solving, relentless curiosity, and capacity to unite her peers and mentors in shared scientific pursuits solidify her place as a vital member of the Garderobe community.