F2 Logistics steps up its quarterfinal drive against a surprisingly tough Cignal HD on Sunday even as embattled Chery Tiggo tries to stave off early elimination against a fired-up Choco Mucho side in the Premier Volleyball League Open Conference at the Paco Arena in Manila.

The one-day break should have given the nine competing teams enough time to re-energize for the grueling five-day daily grind in a spirited race to the quarters although the four teams in Group B are assured of their stint based on the novel two-pool format.