2 — [s4e17] Freedom: Part

: Following the trial's success, Derek and Meredith decide to get back together, signaled by the famous "house of candles" Meredith builds on Derek's land. Additionally, the Chief returns to Adele, and Callie shares a first kiss with Erica Hahn.

: After multiple failures, Derek and Meredith’s final trial patient, Beth Monroe , survives the procedure to remove her brain tumor. This marks the first success of their neurosurgical trial. [S4E17] Freedom: Part 2

Served as the finale due to the 2007–2008 Writers Guild of America strike. Directed by Rob Corn; written by Shonda Rhimes. : Following the trial's success, Derek and Meredith

For more in-depth character histories or specific scene breakdowns, you can visit the Grey's Anatomy Universe Wiki . Freedom, Part 2 | Grey's Anatomy Universe Wiki | Fandom : Following the trial's success