After Kate loses another job, Drew suggests that she contact his neighbors about a paid housesitting gig. She meets Scott, a handsome plumber working on the house, and they become attracted to each other. The couple's two children are supposed to stay with a babysitter while their parents are away, but the woman has to leave town because of a family emergency. She leaves the kids with Kate. Scott offers to help her out, and the foursome begins acting like a family. Kate gets a little too caught up in the charade, and freaks out when Scott decides to go out with his buddies instead of staying over with her. She leaves the kids with Drew and tries to win him back, but Scott has tired of the situation and dumps her. Kate becomes depressed when the Fosters return early and reclaim their kids. Drew takes up swimming in the hopes of impressing avid swimmer Sharon, but only ends up with an ear infection. Sharon still refuses to date him. Mimi worries about how Drew will get his reven