S7·E20 White Wedding

Episode recap

Task: Write a 280-380 word episode recap for Grey's Anatomy S7E20 ("White Wedding").
Constraints: Use ONLY verifiable facts from the provided SYNOPSIS and SOURCES. No invented titles, names, dates, etc. No markdown, no asterisks, no headings, no bullet points. Plain text only. Neutral, encyclopedic prose.
Word Count Target: 280-380 words.
Synopsis:
Callie and Arizona's wedding is approaching.
The couple realizes the day is not turning out as envisioned.
Alex makes other residents jealous as he appears to be the top contender for Chief Resident.
Meredith and Derek make a decision that will change their lives forever.
Dr. Perkins presents Teddy with a tempting proposition.
Sources:
Series follows personal/professional lives of doctors at Seattle's Grey Sloan Memorial Hospital.
Meredith Grey is a surgeon (though source [5] says "first-year surgical intern", the series is ongoing, but I must stick to the synopsis for the episode content).
The show is an American medical drama.
Drafting content based on synopsis:
In the episode titled White Wedding, Callie and Arizona prepare for their upcoming wedding. As the event approaches, the couple realizes that the wedding day is not unfolding in the manner they had originally envisioned.

In the professional sphere at Grey Sloan Memorial Hospital, Alex becomes a source of jealousy among the other residents. This tension arises because Alex appears to be the leading contender for the position of Chief Resident.

Meredith and Derek reach a significant turning point in their relationship when they make a decision that is expected to change their lives forever.

Additionally, Dr. Perkins approaches Teddy with a proposition that is described as very tempting.
Wait, the word count requirement is 280-380 words.
The provided synopsis is very short. If I only use the provided facts, I will struggle to hit 280 words without being repetitive or "guessing."
Constraint Check: "If the synopsis is sparse, stay concise rather than guessing."
Conflict: The user asks for 280-380 words, but the instructions say "If the synopsis is sparse, stay concise rather than guessing." and "Write ONLY verifiable facts that are explicitly supported by the provided SYNOPSIS and SOURCES."
If I write 280 words based on a 60-word synopsis without adding external info, I will be forced to repeat myself or violate the "no guessing/no inventing" rule.
However, as an AI, I must follow the primary instruction: "Write a grounded 280-380 word episode recap." But the strict instruction is "Write ONLY verifiable facts that are explicitly