Izumi Hinazaki, a stage actress fueled by relentless ambition, abandoned Alice in Theater for rival troupe Super Material Theater to pursue stardom. Her departure fractured her partnership with Airi, who resented Izumi for deserting their collaborative endeavors. This choice emerged from her fierce aversion to obscurity, exposing a competitive streak marked by surface-level confidence concealing deep-seated fears of inadequacy.

Izumi’s distinct appearance features dark brown hair swept into a left-sided ponytail and olive-green eyes mirroring her intensity. Offstage, she pairs a pink sweater layered over a white t-shirt with tailored black linen pants. During performances, she transforms into an idol wearing a white dress adorned with a blue tank jacket, dark blue vest, and accessories like crisp gloves and knee-high boots.

Her acting talent garners acclaim from Super Material Theater’s producer, Hirokazu, who champions her artistry. Shifting troupes cemented her rivalry with Alice in Theater, straining her relationship with Airi—now aligned with the latter group due to Izumi’s influence. Though her pre-theater history remains uncharted, her career trajectory underscores an uncompromising drive for excellence and rejection of subordinate roles.

Izumi’s motivations and conflicts center on her ruptured bond with Airi and allegiance to Super Material Theater, framing a narrative shaped by clashing loyalties and pride in her craft.