Jake's friendship with Nog comes to a crossroads when Nog asks Jake to lie for him. Chief O'Brien, subbing for his wife in her classroom, was the one who was lied to, and he suggests to Commander Sisko that it may be best for Jake and Nog to sever their friendship. Meanwhile, Quark is visited by the Grand Nagus, the most powerful of all Ferengi, and he's worried that the Nagus has come to buy his bar.