At Pittsfield, Marissa Jordan scored 4:53 into the second overtime period, lifting the Huskies to victory over the Eagles.
Carolyn Newhouse had given Maine Central Institute the lead with a goal 50 seconds into the game, off a Paige Larochelle assist. Courtney Sprague made five saves for the winners.
Emma Robertson scored 12:52 into the second half for Erskine Academy of South China. Lexie Soucy made five saves.