Dr. Cox feels like the TV character House when he has to solve several mysteries, one of them being Elliot's anger towards Dr. Kelso, while for some reason she is taking it out on Turk.

J.D. tries to be a better boyfriend to Kim.

A Croatian Doctor comes to Sacred Heart, only to find out that he has to redo his Internship there.

J.D. shows symptoms of 'Vasovagal Syncope', a condition that causes fainting and blackouts.

Turk and Elliot argue over whose turn it is to take care of him, whilst Carla tries out her new excuse "I have a baby" and the Janitor takes a vacation.

J.D. and Turk try to treat Dr. Kelso's uninsured friend. Meanwhile, Dr. Kelso himself is concerned about a clothing thief. Elsewhere, Dr. Cox tries to convince Elliot that a reformed drug addict isn't exactly clean, and the Janitor blackmails Carla.

Kim moves in with J.D. in order to raise their child together. J.D. learns from Turk and Dr. Cox that fatherhood changes the way of how to see things.

Carla complains to Elliot about her being a control freak when they prepare the bachelorette party.

J.D. manages to still bother Dr. Cox despite being away on a vacation from the hospital. Meanwhile, Turk and Carla have some big news to announce.

While Turk views an inspiring story on SportsCenter, he comes up with a new procedure which may help a paralyzed teen. Meanwhile, Dr. Cox and the janitor are suffering from romantic problems

Before receiving their white coats, the med students of Winston University must figure out why they want to be doctors, and Denise gets a little relationship help from Elliot.

The reality of having a baby begins to settle in for both J.D. and Elliot while Lucy struggles with the reality of operating on people.