四个好朋友大学毕业后一起追寻自己的梦想。
记录了新型冠状病毒在钻石公主号邮轮上的大爆发。通过从乘客和船员那里获得的前所未有的镜头，我们看到在人类在疫情爆发时，阶级之间的分歧变得更加严重。
Callie and Arizona have to make a choice regarding surrogacy while the board has to decide whether to give Cristina's seat on the board to Alex or Bailey. Amelia overhears the truth about Maggie Pierce.