When Michael discovers that corporate has brought back Toby to replace Holly, he tries to frame him with drugs and to get him fired. Meanwhile, Pam has issues with the disgusting microwave. Finally, Jim surprises Pam by buying his parents' house.
Dwight and Jim believe that something is suspicious about their low customer performance ratings. After consulting with Angela, Andy finds the perfect site for their wedding--Dwight's beet farm.
Leslie's mom makes a pass at Ben, not knowing that he and Leslie are dating. Meanwhile, Chris makes radical changes in the office, and nobody is happy with them.