Member of SI-VIS and an undercover hero. Leverages the auditory and emotional energy from concerts to power up against world-threatening forces, ensuring all engagements are perceived as standard live shows.
JUNE's emotional breakdown over the XENOS revelation creates a narrative pivot that tests Siren's role as the group's secret defender.
Siren acts as a strategic challenger guiding JUNE's growth, aligning their covert hero objectives against escalating Mirage threats.
Both members transition from initial camp friction to coordinated performers and defenders, sharing the burden of concert-based combat.
Their connection forms through shared festival participation, with JUNE's performance serving as a focal point for Nagi's engagement.
Explore the full interactive character relationship map of SI-VIS: The Sound of Heroes