Watch Rival (2023) HD Full Movie Free on solarmovie.do. Watch Rival (2023) online free. After the murder of a fellow classmate, 17-year-old Erin Sawyer must face the revelation that someon...After the murder of a fellow classmate, 17-year-old Erin Sawyer must face the revelation that someone very close to her is responsible for the murder spree happening in her hometown of Redwood Springs.