In the aftermath of tragedy, the residents of Wisteria Lane take stock of their lives. Meanwhile, Susan grows suspicious of Mike Delfino's real reason for moving to the street, and Lynette reaches breaking point.
The residents of Seattle Grace and Mercy West fight for surgeries as day one of the hospital merger begins.
Chimney relives his evolution as a firefighter, looking back at how he joined Station 118 and became the firefighter and paramedic he is today.
A series of freeway car accidents leads to a catastrophic overpass collapse that endangers the lives of civilians and members of the 118.
Jack and the team search for a teenager, William Hope, who goes missing in a very bad neighborhood after a confrontation with a local bully.