Grey's Anatomy Season 12

The season follows the story of surgical residents, fellows, and attendings as they experience the difficulties of the competitive careers they have chosen. It is set in the surgical wing of the fictional Grey Sloan Memorial Hospital, located in Seattle, Washington. The season takes place three months after the events of the last season finale in which Richard and Catherine got married. April and Jackson's relationship has hit the rocks after April has resumed her work overseas in Jordan, leaving Jackson high and dry once again. Once the new intern year begins, Meredith Grey (Ellen Pompeo) starts teaching the new interns an anatomy class. Miranda Bailey (Chandra Wilson) is appointed the new Chief of Surgery, much to the dismay of her husband Ben Warren (Jason George), who starts to feel like he is the inferior one in their relationship, leading to some tension between the two. Maggie Pierce (Kelly McCreary) begins a relationship with intern Andrew DeLuca (Giacomo Gianniotti), however they face some problems that many new relationships face. However these problems become much worse for the two when Andrew starts to avoid Maggie. April Kepner (Sarah Drew) returns from Jordan in the premiere wanting to improve her relationship with her husband, Jackson Avery (Jesse Williams), while Jackson doesn't feel the same way and wants to end their relationship. The two start trying to work through their problems and end up have a one-night stand. This results in April becoming pregnant with Jackson's baby, although she does not wish to tell him. Jackson then believes that there is no way of the two working through their problems and wants a divorce, to which April agrees, withholding her pregnancy from him. Penelope "Penny" Blake (Samantha Sloyan) is introduced as a new transfer resident from Dillard Medical Center and new love interest for Callie Torres (Sara Ramirez). Callie brings Penny to a dinner party hosted by Meredith, Amelia and Maggie. Once arriving Meredith immediately recognizes Penny as one of the doctors that worked on her husband, Derek Shepherd at the time of his death. This news brings much dismay to Callie, however she still continues into a relationship with Penny causing tension between herself, Meredith and Amelia Shepherd. Meredith begins working with Penny and finds it very difficult, although after seeking the advice of Richard Webber (James Pickens Jr.), Meredith forms a working relationship with Penny and the two form a student and mentor bond. Nathan Riggs (Martin Henderson), a friend of April's from Jordan, is hired by Bailey. He is revealed to have a dark history with Owen Hunt (Kevin McKidd), resulting in much friction between Hunt and Riggs, to the point where there is even a physical conflict. Amelia Shepherd (Caterina Scorsone) seeks to help Owen through his traumatic relationship with Riggs, although Owen does not accept the help offered to him by Amelia. This leads to Amelia feeling hurt and to her drinking, despite the fact that she is a recovering addict.