Binkan

Often found witnessing the chaotic "ero-terrorism" caused by SOX, this innocent bystander frequently observes the group's latest exploits from the sidelines. While she remains an unacknowledged figure for most of the series, a surprising connection emerges in the finale, revealing her role as a prefect trainee studying under Oboro. Though her true identity remains a mystery, her playful nickname translates to "little sensitive girl," reflecting her recurring presence during the group's most outrageous moments.