Patsy is tired of being a servant while serving Bray coffee in bed. KC is worried when Patsy sees the pictures of Tai-San's bed, but Patsy decides to keep quiet if KC agrees to do whatever she wants. Lex realizes that the croupier at the casino was faking the games so it would look like Lex has always won. KC brings Lex the pictures and they set off on another mission. They lure Alice away from the lab while KC takes time to check the lab. Trudy searches for a good babysitter for Brady, and Ryan suggests Patsy. Cloe is having trouble dealing with Patsy's new job and the fact that Bob seems to be growling every time a mysterious figure passes by. Ellie and Jack find a broken videotape at the building where the antidote was found and they bring in back to the Mall, where Danni seems to be a bit uneasy about their discovery. Tai-San is finally persuaded by others to take the antidote. When she finally seems to be getting better, she's angry to learn that Alice allowed KC to watch over the lab. KC enters the lab and sets off the gas. Alice smells gas and tries to warn Tai-San, but it's already too late when Tai-San uses matches. Trudy, Bray and Patsy take a walk with Brady, but after a moment of playing, they're shocked to realize that Brady is missing.