导演：罗布·康 

主演：艾伦·旁派 吴珊卓 贾斯汀·钱伯斯 钱德拉·威尔森 小詹姆斯·皮肯斯 莎拉·拉米尔兹 Sara Ramirez 帕特里克·德姆西 Patrick Dempsey 埃里克·迪恩 凯乐·利 Chyler Leigh 

The fifth-year residents return for the first day of a year that will make or break their careers: Meredith faces the consequences of tampering with Derek's clinical trial and is terminated at the hospital; April tries to step up to the plate as Chief Resident in the wake of a giant sinkhole in the middle of Seattle; and Cristina and Owen are still at odds over their drasticall..