Sonoko Sakanoue

Sonoko and the journalist worked together as a crime-solving duo, leading to the arrests of numerous criminals. The journalist preferred to stay out of the spotlight, willfully letting Sonoko take all the credit. One day, Sonoko's mentor asked her to return to Akademi - but not to finish her education. He wanted her to investigate the possibility that a serial killer was present at Akademi, killing any girl who attempted to get close to a specific boy. Sonoko accepted the job, and has come up with a plan to determine whether or not anyone is sabotaging the boy's love life...