Greys Anatomy - Season 12 Link

: Their developing romance culminates in a wedding in the season finale, though Amelia initially has doubts and runs away before the ceremony.

: This season marked the final regular appearance of Sara Ramirez as Callie Torres. Reception & Ratings Greys Anatomy - Season 12

: Meredith Grey adjusts to life as a widow, moving back into her mother's house with her "sisters," Maggie Pierce and Amelia Shepherd. A major mid-season arc involves Meredith being brutally attacked by a patient, leading to a long recovery and therapy. : Their developing romance culminates in a wedding

: The couple's marriage collapses, leading to a divorce. However, they discover April is pregnant shortly before signing the papers. A major mid-season arc involves Meredith being brutally

: Alex proposes multiple times, but Jo repeatedly declines because she is secretly still married to an abusive man she fled years prior. Cast Transitions

: Tension peaks when Callie’s new girlfriend, Penny, is revealed to be one of the doctors who failed to save Derek. Penny eventually joins the hospital as a resident, causing friction with Meredith and Amelia. Relationship Turmoil :

Season 12 of Grey's Anatomy , which premiered on September 24, 2015, is often described as the "season of rebirth". Following the death of Derek Shepherd in Season 11, the show shifted to a noticeably lighter, more "rom-com" tone, reminiscent of its earliest seasons.