The Broncos have a 2-0 record at the All-Ontario High School Championships taking place in Belleville.
For the second game in a row, Beaver Brae needed a late goal to secure the win.
Yesterday afternoon, the Broncos edged St. Christoper from Sarnia 4-3.
Ainsley Lindquist provided the dramatics this time, scoring with just 42 seconds left in the game to steal the victory.
It was her second of the game.