Commander T'Rin is a Vulcan female that was born on March 2, 2365 to both Drunock and Sarkin of Vulcan, as well as the younger sister of T'Ra. T'Rin was born a strange Vulcan, unlike other Vulcans who have no form of emotion, she was known to possess that characteristic. She was known to have started in Starfleet when her father considered her out of control at the age of 17, after she mated with a young vulcan named Ar'Pok during the Pon Farr. She became enrolled at Starfleet Academy where she majored in both science and medical.