When Drew lets Dr. Cox down, he is then forced to turn to JD for help. Meanwhile, Lucy asks Dr. Mahoney to be her mentor, but she is to preoccupied with her own issues as a doctor to help.

Lucy ignores Dr. Cox’s advice not to get emotionally invested in her patients, and learns her lesson the hard way. Meanwhile, Denise is hurt when she becomes emotionally involved with an intern who is only in it for the sex.

The doctors reunite to teach med school to a new set of students, but J.D. is not sure after his first day whether he can make a difference and connect with any of his students.