Name: Kei Murakami
Other Aliases: Miss X
Date Of Birth: [Redacted]
Rank: Sergeant
Other Notes: Also works as the Student Council President for UTX Academy

Bio:
In response to a shocking article regarding a private military corporation within the idol industry, Kei and three others decided to form the Tactical Defense Force (TDF), where she took on the role of Sergeant. Her most notable missions involve the Nijigasaki School Idol Club, whom she became close friends with. Prior to the founding of the TDF, she spiraled into a state of depression after the downfall UTX Academy's School Idol Group, A-RISE. She attempted to attack a member of the Yuigaoka-based Liella, the school idol group responsible for A-RISE's downfall, but was thwarted and injured by the Yuigaoka Disciplinary Committee. Afterwards, she was attacked by students from Shujin Academy, before being rescued by Commander Torres, who had scared them off. In response, Kei joined the TDF out of gratitude. For her safety, she kept her surname a secret.