The Terps struggled to take advantage of early opportunities and paid the price, giving up the game-winner in the final moments of their loss to Long Island in the NCAA tournament.
St. Martin won the national championship in 2018 with the Terps, and he's looking to do so once more as the NCAA tournament gets underway Thursday.
The Terps will square off with Northwestern on Sunday in the first of three possible conference tourney matches.
The Terps looked back to championship-caliber against the Wildcats and hope to bring that level of play in their final nonconference games.
The Terps lost to the Buckeyes in their home-opener last season.
The Terps improved to 5-0 at home this season.
The Terps hope playing a difficult non-conference schedule will pay off as the Big Ten slate looms.
The Terps are looking to return to the top of the rankings. That starts with beating the Hoyas.
The Terps scored three first-half goals and held off a late charge from the Retrievers to remain undefeated.
Jon Koka's winning strike came with 35 seconds left as the Bears and Terps traded three goals in the final 7 minutes.