J.D., Turk, Denise and Drs. Kelso and Cox teach med school at Sacred Heart; med students Drew, Lucy, Maya and Cole attend their first day of school.
While their wives are out of town, J.D. and Turk attend a med student's party; Kelso says goodbye to Ted and Gooch.
Turk, J.D. and Dr. Kelso play matchmaker when they spot a potential love connection between Drew and Denise.
J.D. and Drew learn a tough lesson in mentoring when Dr. Cox and Lucy show them that the student is sometimes the teacher.
When a student cheats on an exam, Dr. Cox takes it out on the whole class; Denise makes a surprising admission.