Stefiz al-Arabid - also known as: Stefi and CrystalCarbon (a wikia user name). See: CrystalCarbon. Stefi is a computer science student and a close friend of both Charles Parker and Jennifer Van Coak. See also: Stefi Charles Parker - Physics major and pre-medical student who is on a university Presidential Scholarship. Also known as: Charlie. See: Charlie Jennifer Van Coak - President of the student Computing Club. Also known as: Jenny. See: Jenny Cathy (Catherine O’Neil) - Engineering student and friend of Jenny. See: Cathy Andresklo - a robot working with Dexamene Gregores. See: Andresklo