S15·E2 Raising Hell

Episode recap

Task: Write a 280-380 word episode recap for Supernatural S15E2 (Raising Hell).
Constraint 1: Use ONLY verifiable facts from the provided SYNOPSIS and SOURCES.
Constraint 2: Do not invent/guess titles, names, dates, counts, awards, ratings, numbers, or plot points.
Constraint 3: If a detail is not in the material, omit it.
Constraint 4: Write original, neutral, encyclopedic prose in plain text.
Constraint 5: No markdown, no asterisks, no headings, no bullet points.
Constraint 6: Word count target: 280-380 words.
TMDB Episode Synopsis: Sam, Dean and Castiel call on Rowena to help keep the evil souls at bay and get an unexpected assist from Ketch.
Series Sources:
Series title: Supernatural.
Created by: Eric Kripke.
Broadcast: The WB and later The CW.
Seasons: 15.
Dates: September 13, 2005, to November 19, 2020.
Main characters: Sam Winchester (Jared Padalecki) and Dean Winchester (Jensen Ackles).
Genre: Drama, Mystery, Sci-Fi & Fantasy, Horror.
Episode: S15E2 (Raising Hell).
Characters involved: Sam, Dean, Castiel, Rowena, Ketch.
Plot: Sam, Dean, and Castiel call on Rowena to help keep evil souls at bay. They receive an unexpected assist from Ketch.
The synopsis is extremely brief: "Sam, Dean and Castiel call on Rowena to help keep the evil souls at bay and get an unexpected assist from Ketch."
The sources provide context about the series (created by Eric Kripke, stars Jared Padalecki and Jensen Ackles, aired on The WB and The CW, ran for 15 seasons).
Problem: The user wants a 280-380 word recap. The provided synopsis is only about 25 words.
Constraint Check: "If the synopsis is sparse, stay concise rather than guessing." and "Never add dialogue, scene order, character names or plot events not explicitly present."
Conflict: I cannot reach 280 words without inventing details, which is strictly forbidden. If I follow the instruction "If the synopsis is sparse, stay concise rather than guessing," I will fail the word count requirement. However, the instruction "Never invent or guess... plot points" is a higher-level instruction for an archivist.
Strategy: I will provide all available facts from the synopsis and the series context to create the