Despite nine kills and nine digs from junior Lorna Slupczynski, the Belles (4-3, 0-2 MIAA) were swept in three games by No. 17 Hope, 25-18, 25-21, 25-12.
Sophomore Meg Rose led Saint Mary's with 10 digs while freshman Danie Brink spread around 21 assists in the Belles loss.
The win was the sixth in a row for the Flying Dutch (6-1, 3-0 MIAA), who jumped up six spots from No. 23 in Tuesday's Division III poll.
Junior setter Andrea Helminiak, the reigning conference player of the week, tallied 38 assists, nine digs and six kills for the Flying Dutch.
Senior outside hitter Nora Slenk and junior outside hitter Teresa Borst each finished with double-digit kills, totaling 11 and 10, respectively.
Saint Mary's will attempt to earn its first conference victory when it faces MIAA foe Olivet at 6 p.m. Thursday.
