Brestol was a male Vahni Vahltupali in the late 24th century. in June of the year 2376, Brestol was part of the delegation that welcomed the crew of the USS Defiant to the Vahni homeworld. He took Lieutenant Sam Bowers and Ensigns Gerda Roness and T'rb on a tour of his city's natural history museum. (DS9 - Mission Gamma novel: Twilight) In 2382, Brestol welcomed Benjamin Sisko and the crew of the USS Robinson to the Vahni Vahltupali homeworld. (ST - Typhon Pact novel: Plagues of Night)