Gretchen Gilmore netted the game-winner early in overtime after crawling back from a 4-0 deficit.
Aside from Carter Starocci's medical forfeit, every Penn State wrestler qualified for the semifinals.
Matt Traynor scored seven times on Penn State's way to victory.
Starocci will rely on an at-large big to qualify for the NCAA Championships.
The Nittany Lions' losing streak increased to five games in the sweep.
"We were playing on our toes -- on our heels, I should say, versus playing with pace and playing fearless, like we did the first round against them."