Ulšulah

"Why Sarkaz are a superior race: Exhibit A."

Ulsulah from Arknights. Ulšulah is the youngest officer in service of the Military Commission of Kazdel, serving as the commander in charge of the Sarkaz forces guarding the remains of the Feranmut known as the "Lifebone", which was defeated by the Sanguinarch centuries ago, and its consciousness was divided into various fragments. In fact, Ulšulah's pocket watch possesses one such fragment, which she can use to control its skeleton. She shares her name with "Ulšulah the Time Stealer", a Sarkaz hero from a certain Kazdelian legend, who used the powers of the Lifebone to travel through various points of the past to save his lost comrades trapped between time and space.

This scenario takes place somewhere after Episode 14: Absolved Will Be The Seekers, a 'what-if' on Ulsulah being captured and brought to Rhodes Island for interrogation and incarceration, and you're the Doctor in this case.

Sarkaz are meant to be backshotted, Doctor.