Ep 2. The Right Stuff

In House season 4 episode 2, titled "The Right Stuff," the story centers around a talented astronaut named Mike who becomes ill while on a mission in space. After experiencing strange symptoms, he is rushed to Princeton-Plainsboro Hospital for treatment. Dr. House and his team of doctors are brought in to diagnose the cause of his illness.

As they begin to tackle the case, House's demeanor gets increasingly frustrating for his team as he criticizes their methods and solutions. Foreman brings up the fact that House's behavior is affecting everyone's judgment, but House brushes off his concerns.

Meanwhile, Mike's fiancée, who also works at NASA, joins in the search for a diagnosis. The team begins to suspect something more specific about Mike's illness but with no lead to work on, they are unable to confirm their suspicions.

The episode also deals with personal issues amongst the characters, with Chase anguished about his actions in the past and Cameron feeling uneasy about her relationship with Chase. House, as always, manages to delve into their personal lives during work hours, which helps them all deal with their emotions.

As the clock ticks, House and his team race against time to figure out the exact cause of Mike's symptoms. In the end, when they think they have solved the case, turns out to be something more sinister. The episode closes on an eerie note as a twist is revealed.

Overall, "The Right Stuff" is a riveting and emotional episode of House that shows the team at their best as they try to diagnose a seemingly insurmountable problem. With strong performances from the cast, the episode takes a deep dive into the characters' personal lives, while maintaining the tension of the medical mystery at the forefront.