3x2 - Step by Step

A nearby family is going out of town and they want Dana to ""house-sit."" Carol is extremely uncomfortable with Dana leaving, but Frank talks her into it so when she goes to college, Carol will be ready. Everyone has trouble adjusting. Cody gives his plant, Gordo, to Dana so she will have someone to talk to. JT complains that the remaining Fosters (Karen and Mark) do not slam him good enough. Frank discovers he misses Dana as if she were his own. Most of all, though, Dana discovers after catching herself talking to Gordo repeatedly,that she does not like being alone.