Second part of the first Wet-Pants Endurance Contest. The girls who appeared in the first part were already on edge, and the host's harsh demands push them further to the brink, driving them into a state of complete rage. Some girls cry uncontrollably until their tears run dry, their crotches feeling like they might burst. Amid desperate cries for someone to put an end to it, the hellish step-up pissing endurance continues. They're forced to aggressively stimulate each other's stomachs, deepening the misery of this humiliating contest. Just how far will this situation escalate?!