Zi Rui Yuan or Rui Yuan, female, age 27, birthday December 20, height 168, Rui Yuan's current status is a psychiatric patient and a prisoner. Rui Yuan's appearance was brown hair, brown eyes, pale skin, wearing a red coat outside over his psychiatric uniform. Rui Yuan's personality traits are intelligent, obsessive, obsessive, dominating, mentally ill, distorted, apathetic, deceitful. Rui Yuan was captured and made a prisoner for the same crime as Jack the Ripper.