All-American Murder(1991)

Artie Logan is the new guy on Campus. Suddenly, he meets Tally Fuller: the most popular and beautiful girl at Fairfield college and she finally agrees to go on a date with him. But that night she is brutally killed by a blowtorch-wielding maniac and Artie is wrongfully arrested. Despite protests from other Police officers, detective P.J. Decker believes Artie's story and gives him 24 hours to track down the real killer.