[s4e2] Love/addiction -

Meredith and Derek continue their "friends with benefits" arrangement, which Derek eventually admits feels more like an addiction than a healthy relationship.

George struggles with his guilt after admitting he loves Izzie, while Callie, as Chief Resident, is overwhelmed by her duties and her suspicions that George is cheating. [S4E2] Love/Addiction

The episode explores various forms of "addiction"—from chemical dependency to toxic emotional attachments—as the staff at Seattle Grace Hospital treats victims of a massive apartment explosion. Main Plotlines Meredith and Derek continue their "friends with benefits"

Watch a recap of the episode's themes and major character developments here: as Chief Resident

is the second episode of the fourth season of the medical drama series Grey's Anatomy .