The Pirates beat the Bulldogs in shootout fashion as freshman Annie Coriell notched the game-winner.
The Mustangs advance to a Division III sectional championship contest on Thursday.
Paint Valley swept Whiteoak Monday night in a Division IV sectional semifinal.
The Tigers have now won four straight contests heading into next week’s showdown with the Pirates.
The Bearcats earned a convincing win over Unioto Friday, causing four turnovers in a 34-point victory.
Wheelersburg won an instant classic, overtime thriller over Minford Friday night.
The Shermans beat Zane Trace in a rout Friday, setting up a key SVC matchup next week against Paint Valley.
Westfall went toe-to-toe with state-ranked North Adams Wednesday night in a losing effort.
With an impressive straight-set win over Notre Dame, Wheelersburg won its 16th straight match this season.
The Shermans, in a mirror of their first meeting with Adena, beat the Warriors in five sets.