S9·E1 I Think I'm Gonna Like It Here

Episode recap

Task: Write a grounded 280-380 word episode recap for Supernatural S9E1 (I Think I'm Gonna Like It Here).
Constraints:
Use ONLY verifiable facts from the provided SYNOPSIS and SOURCES.
No invented/guessed titles, names, dates, counts, awards, ratings, box-office, viewership, or plot points.
Omit details not in the material.
Original, neutral, encyclopedic prose.
Plain text ONLY (no markdown, asterisks, headings, bullet points).
Word count: 280-380 words.
Synopsis (TMDB): Sam's life is on the knife-edge. Dean appeals to the fallen angels for help. Most fallen angels see Dean as a means to get to Castiel and exact vengeance on the one who caused them to Fall.
Source [1]: Series title: Supernatural (2005). Genres: Drama, Mystery, Sci-Fi & Fantasy.
Source [2]: Created by Eric Kripke. Broadcast on The WB and later The CW. 15 seasons. September 13, 2005, to November 19, 2020. Characters: Sam (Jared Padalecki) and Dean Winchester (Jensen Ackles).
Source [3]: Cast: Jared Padalecki, Jensen Ackles, Jim Beaver, Misha Collins. Premise: Two brothers follow their father's footsteps as hunters, fighting evil supernatural beings (monsters, demons, gods).
Source [4]: Backstory: Sam and Dean lost their mother to a demonic supernatural force. Father raised them as soldiers to kill paranormal evil.
Episode Title: I Think I'm Gonna Like It Here (S9E1).
Characters: Sam Winchester (Jared Padalecki), Dean Winchester (Jensen Ackles), Castiel (Misha Collins).
Plot: Sam's life is on the knife-edge. Dean seeks help from fallen angels. The fallen angels want vengeance on Castiel for causing them to Fall.
Drafting Attempt 1:
In the episode titled I Think I'm Gonna Like It Here, which is the first episode of the ninth season of the American dark fantasy television series Supernatural, the narrative focuses on the brothers Sam and Dean Winchester. The series, created by Eric Kripke, follows Sam, played by Jared Padalecki, and Dean, played by Jensen Ackles, as they continue their work as hunters of supernatural beings. In this specific episode, Sam's life is described as being on the knife-edge. To address this situation, Dean appeals to fallen angels for assistance. However, the help he seeks is complicated by the motivations of these beings. Most of the fallen angels do not view Dean as an