On the eighth season finale of Grey’s Anatomy, the doctors must fight to stay alive while trying to save the lives of their peers, as the future of each resident hangs in the balance.

The residents determine their future as they make their final decisions regarding post residency positions on the penultimate episode of season eight.

The residents agonize over their oral boards, reliving every answer they gave during their exams; Arizona’s close childhood friend comes to Seattle Grace for medical help.

The residents travel to San Francisco for the oral boards; Alex feels guilty about being away from the hospital when Tommy’s health takes a turn for the worse.

The doctors work on a Jane Doe, who turns out to be the subject of a case that gained national interest, while Richard is faced with an unsettling realization about Adele.

Cristina makes Owen tell her about the intimate details of his affair; Mark takes his authority very seriously when he steps in as chief for the day; Arizona, Callie and Bailey plan special night for Teddy.

A lion attacks a couple, Mer finds out about Owen’s affair, and Teddy deals with the death of her husband.

Derek encourages a hesitant Meredith to work with him again, while Jackson’s mother, Catherine Avery, returns to Seattle Grace and develops an interest in Richard.

As Adele’s condition continues to deteriorate, Richard considers altering their living situation; an explosion at a local coffee shop results in a busy day for the doctors.

In a final attempt to save Erica’s life, Amelia arrives at Seattle Grace to beg Derek for help with the case. Callie takes Meredith under her wing and Owen and Cristina continue their fight.