Penn State will play in its first semifinal game since 2007.
Kashauna Williams notched an impressive 22 kills across Penn State's four-set win over Purdue.
The Nittany Lions committed six penalties in the loss.
A dominant first quarter propelled the Lady Lions to their second win to begin the season.
The Nittany Lions won nine of their 10 bouts.
Allie Holland led the Nittany Lions with 10 kills on Friday night.