Dana Scully is assigned as  Mulder's partner on the x-files. Standing in the background is the Cigarette Smoking Man.  The 2 are dispatched to Northwest Oregon to investigate the mysterious deaths of a number of high school classmates.  Fox has discovered that the victims in Oregon all have some sort of unexplained marks.  The same marks have been found on murder victims in other parts of the country.  In Oregon after exhuming an earlier victim They discover a non human but humanoid body in the grave.  After some investigation they find the culprit is a comatose student (Billy) who seems to be animated by some external force. The boy is found in the forest after a flash of light and appears to be completely normal.  After returning to Washington all evidence of the case disappears with the exception of a metal object found in the non-human corpses nose.  The episode ends with the cigarette smoking man  placing the metal object in a storage container with several similar objects in a vault in the Pentagon.

Other facts:

The hypnotherapist who interviews Billy at the end is the same one who performed the regression therapy to access Fox's memories of his sisters abduction.

Episode Quotable  

SCULLY: If you have any doubt about my qualifications or credentials, th... 

(He stands and takes out a paper from a pile with his telephone as a paperweight.) 

MULDER: You're a medical doctor, you teach at the academy. You did your undergraduate degree in physics. (He takes off his glasses and looks at the paper.) "Einstein's Twin Paradox, A New Interpretation. Dana Scully Senior Thesis." Now that's a credential, rewriting Einstein.

  Mulder decides to investigate the disappearance of a pilot from Helen Air Force Base (AFB).  The sixth since 1963.  Before they leave for southwest Idaho an unknown man tells Mulder to leave the case alone. Ignoring the advice Mulder and Scully go to Idaho and interview the wife of the missing pilot. After seeing strange lights in the sky Mulder sees photo's at a local diner which look surprisingly like the photos of the 1947 Roswell incident. Mulder informs Scully that Helens AFB is one of 6 sites where parts from the Roswell UFO were supposedly taken.  The missing pilot returns home but the wife claims that is not my husband.  Shortly afterwards the agents are stopped by a group of armed men and told to leave immediately or suffer the consequences. Scully advises Mulder to quit but Mulder takes off to investigate Helens AFB. Mulder is caught and drugged.  Scully is stalked by one of the base security men but manages to take him prisoner and demands a trade for Mulder.   Mulder is brought to the gate confused obviously drugged and released. Scully releases the base security agent. after their return to Washington Mulder is jogging and runs into Deep Throat again. Deep throat tells Mulder he can help him. The episode ends with Mulder asking Deep Throat "They're Here aren't they? and Deep Throat replying "Mr. Mulder they have been here fo0r a very very long time.

Other facts:

First appearance of Deep Throat.

This episode was the first one on which assistant art director Clyde Klotz worked. Clyde married Gillian Anderson on New Years Day 1994.

After a business man is murdered inside a locked office building. The third victim to have his liver ripped out. The FBI agent in charge A classmate of Scully at the FBI academy asks for her help. Implying that her association with Mulder is hurting her chances of advancing within the FBI. Mulder discovers that a spree of 5 Murders occurs in Baltimore every thirty years. They capture Eugene Tooms coming out of an air vent at one of the crime scenes.  Tooms passes a lie detector test and is released.  They later discover that Tooms is a mutant who has the ability to contort his body and hibernates for thirty years after he consumes 5 livers. Mulder searching Tooms home at 66 Exeter st. finds a souvenir from each victim and recognizes a necklace Tooms has stolen from Scully. Tooms attacks Scully and is captured when Mulder arrives at Scully's apartment. The episode ends with Eugene Tooms locked up, building a new nest.

Other facts:

Doug Hutchison who played the Liver Eating Mutant is actually a vegetarian

Episode Quotable 

TOM COLTON: So, Mulder, what do you think, does this look like the work of little green men?

MULDER: Grey.

TOM COLTON: Excuse me.

MULDER: Grey. You said green men, a Reticulan skin tone is actually grey, they're notorious for their extraction of terrestrial human livers. Due to iron depletion in the Reticulan galaxy.

TOM COLTON: You can't be serious.

MULDER: Do you have any idea what liver and onions go for on Reticula?

Outside of Sioux City Iowa, a young mother is camping with her two kids. A blinding light appears and the trailer the mother is sleeping in is buffeted by an unknown source.  When things quiet down the mother finds her daughter Ruby is missing. Mulder reading the story in a tabloid submits the paper work required to investigate the incident (a form 302). Scully is asked by her supervisor if Mulder is losing it.  After talking to Mulder the two take off for Iowa.  They find a home in crisis and the young brother drawing binary number sequences.  Sending the sequences off to be analyzed the National Security Agency (NSA) shows up and arrest the mother and Son ransacking the house and claiming the binary sequences are from a defense satellite transmission.  After the mother and son are released they dissappear.  Scully and Mulder find a Picture of Ruby formed by the binary patterns of her brother.  Returning to the scene where the daughter disappeared the daughter is found and taken to a local hospital where she is found to be suffering from the effects usually associated with prolonged weightlessness.