Four things to watch ahead of Game 2 of the PWHL Walter Cup final

After a low-scoring first round dominated by stellar goaltending, Game 1 of the Walter Cup final featured plenty of goals.

Boston's 4-3 win over Minnesota came after a second period that saw both teams score a combined five goals, all at even strength.

"We got in the locker room and someone was like, 'What's the score even right now?'" Boston forward Hannah Brandt, who scored during the chaotic second period, said after the game.

Boston hung on to take a 1-0 lead in the best-of-five series, thanks to strong play from starter Aerin Frankel, who stopped all 13 shots she faced in the third period.

WATCH | Boston takes Game 1 of Walter Cup championship series against Minnesota:

"Aerin coming up huge again, [she's] just a tremendous hockey player," Boston head coach Courtney Kessel said.

"We knew that when we picked her up in free agency. She's small but she's mighty, and we're going to continue to lean on her."

Game 2 is set for Tuesday at 7 p.m. ET in Lowell, Mass.

Here are four storylines to watch heading into that game: 

Many expected the championship series to be a goaltending duel after strong first-round performances, but both goalies had a difficult second period on Sunday.

While Frankel has been Boston's No. 1 goaltender all season without question, Minnesota's Maddie Rooney has shared the workload with Nicole Hensley. It's the kind of tandem many teams would love to have, with both having the ability to be a number-one goaltender in the PWHL.

Hensley hasn't played in the playoffs since allowing four goals against Toronto in Game 1 of the semifinal series. Rooney took the net from that point on, and looked solid through the rest of the series, only allowing two goals over four games.

Will Minnesota stick with the