Defending champion San Sebastian and St. Benilde clash for the women’s title while Letran and San Beda duel for the men’s crown as the NCAA volleyball tournament ends this Sunday at the Emilio Aguinaldo College gym.

The SSC lasses and the Lady Blazers meet for the last time this season at 4 p.m. with CSB hoping to pull off a big upset against a squad hoping to win a fifth straight title.

The Red Lions and the Knights, meanwhile, clash at 2 p.m. in another deciding Game 3.

The Red Lions forced the do or die match by downing the Knights, 22-25, 25-16, 26-24, 25-22 in Game 2 last Thursday. — Francis Santiago