Grace asks Regan to choose between her family and her new lover. Meanwhile, the girls try to stop Drovers from becoming a toxic waste dump; Alex makes a desperate attempt to submit his marriage license application; when Phil's cost-cutting at the truck stop backfires, it causes Patrick to quit rather than sign a new workplace agreement.

In an attempt to stop the toxic dump plan from going ahead, Grace resorts to kidnapping a government official. Meanwhile, as she tries to fight to save Drovers, Regan's relationships with Grace & Lyle reach a crisis level; Phil suspects Riley is having an affair with Moira; Tayler & Patrick use guerrilla tactics to stop the toxic dump.