灰色幻影扳机 第3卷
St. Yale Foreign School
Mihama's sister school, with a student pool of SORD students; Sylvia and Velvet are third-year seniors, while second-year and above students are allowed to wear nun-style uniforms.
Volume 3: Hunting Off the Fence
During the summer overseas training camp, the mission shifted to tracking down those who had left the team. Ayame Sengoku entrusted the decision to handle targets when necessary to the action members, thus connecting Tonghua's personal experiences to the ethics of the mission.
Gray Phantom Trigger Volume 3
"Gray Phantom Trigger Volume 3" continues the story of Frontwing's SORD trainees, with Tonghua as the main character. An overseas joint training session turned into a mission to hunt down deserters, forcing her to confront both her current goals and her own past.