body is discovered and Grace heads the investigation. She goes to her Native American grandfather for assistance and realizes he may be afflicted with Alzheimer's disease.

Cristina is awarded the first solo surgery among the residents, but she has to relinquish it and choose her replacement; Mark performs a cutting-edge procedure to restore a patient's speech, impressing Lexie in the process; and Callie can't figure out if Sadie (Melissa George) is flirting with her or just being friendly.

Kakashi must act quickly to calm Naruto down before he releases too much of Kyubi's power. Meanwhile, Deidara is cornered by Gai's team, and when he realizes that he can't defeat them, he decides that the only way he'll die is he takes everyone else with him!

Cristina is awarded the first solo surgery among the residents, but she has to relinquish it and choose her replacement; Mark performs a cutting-edge procedure to restore a patient's speech, impressing Lexie in the process; and Callie can't figure out if Sadie (Melissa George) is flirting with her or just being friendly.

While investigating the discovery of a preserved alien body found in the mountains of Canada, Mulder is contacted by Michael Kritschgau who tells him about a government conspiracy not to keep alien activity a secret, but to make people believe in them without question and Mulder has been the prime target. With the idea that everything he believes is a lie, Mulder appears to take his own life.