The series revolves around aspiring singer Tori Vega ( portrayed by Victoria Justice ) , a teenager who attends a performing arts high school called Hollywood Arts High School , after taking her older sister Trina 's ( Daniella Monet ) place in a showcase while getting into screwball situations on a daily basis .
The show is about a teenage girl named Tori Vega ( played by Victoria Justice ) who wants to become a singer . She attends a performing arts high school called Hollywood Arts High School , which she got accepted into after taking her older sister Trina 's ( Daniella Monet ) place in a showcase .