The battle with Ichigo and Amagai comes to a close. Amagai finds out the shocking truth of his father's death.

Grady Edlund, a Colorado rancher, returns home to his family—possessed by a Wendigo—after being lost in the forest for a number of days. Writer: Drew McWeeny, Scott Swan Director: Larry Fessenden Guest star: Julian Christopher (Dr. Morgan) Grady Edlund, a Colorado rancher, returns home to his family—possessed by a Wendigo—after being lost in the forest for a number of days. Writer: Drew McWeeny, Scott Swan Director: Larry Fessenden Guest star: Julian Christopher (Dr. Morgan)

It's J.D.'s last day as an intern, and soon he will become a resident. Carla and Turk are arguing about dating other people. Elliot finally rebels against being everyone's doormat, and J.D. is just trying to stay out of people's way. Jordan has returned to get a physical and a new patient, Mr. Bober, has been admitted, because he needs his gall bladder removed. He really needs the surgery, but doesn't have the insurance to pay for it. They enlist the help of Dr. Cox, Dr. Wen and Jordan. And Jordan spills the beans.

When Peter gets a pet parrot, he begins acting like a pirate. Peter accidentally kills the bird after raising hell through all of Quahog. Meanwhile, when Brian is visiting the vet, Chris falls in love with the intern, Anna.

While Mac dines at his local breakfast spot, a gunman opens fire, leaving a waitress critically injured and a man dead, and Mac having to choose whether to chase after the suspect or save the life of the young woman. Meanwhile, before the chaos, Mac was approached by a shy patron who awkwardly engaged him in conversation. After feeling that he saved her life during the shoot out, she asks him to join her for a drink and Mac must decide if he is ready to start dating after his wife's tragic death.

Liz struggles to maintain her long-distance relationship with Floyd and must also use Kenneth's help in finding a missing Tracy. Meanwhile, Jack's marriage situation with Phoebe causes his mother to stop by.