The Wolverines battered the Terps' pitching for 12 hits.
The Terps managed just one run in 14 innings of play Saturday.
Haley Ellefson knocked in the winning run to give the Wildcats their second loss of the season in game one.
The Terps lost their third straight game by at least eight runs.
It will be the first time coach Mark Montgomery will play a game in the state of Maryland.
The Terps exploded late in the first game for a six-run victory, while the Buckeyes won on mercy rule in the second contest.
The Terps managed just three hits against the Buckeyes' Allison Smith.
The Terps sport a slew of new faces and are looking to build off a pandemic-shortened 12-11 campaign.