第四季开始，艾美奖得主Uzo Aduba饰演新主角，治疗专家Brooke Taylor医生。她将在诊疗中面对多元化的三位病人，与此同时也在与自己的问题作斗争。Joel Kinnaman将饰演Adam。他是主角医生Brooke时分时合的男友，现在再次出现，让Brooke的生活变得更加复杂。Anthony Ramos饰演Eladio，病人之一。他是一个有钱人家里成年儿子的家庭护理。Liza Colón-Zayas饰演Rita。她是Brooke结交已久的知心朋友，给了Brooke很多支持。但Rita在经历了一场改变人生的损失后，也在抗争着自己的心魔。John Benjamin Hickey饰演Colin。原本是魅力十足的富豪，后来成了一名白领罪犯，最近刚出狱的他需要面对自己生活中方方面面的变化。Quintessa Swindell饰演Laila。Brooke的客户之一，多疑又叛逆的一名青少年，竭力想要在家人的殷切期盼中找到属于自己的身份。
2022 年 12 月，一群人抵达奥斯陆机场。有些人是为了迎接他们的亲人，有些人是为了回家与家人团聚，有些人是为了逃离圣诞节。但无论原因是什么，他们的圣诞任务都出了差错。这群人都被困在机场，时间一分一秒地流逝。距离圣诞节只有 24 小时，他们该怎么办？
Eminent Boston Psychiatrist, Frasier Crane, last seen gracing the bars of Cheers has left his life there to start afresh in Seattle. He now has a spot as a popular radio Psychiatrist, giving him the chance to spread words of wit and wisdom to the masses. He shares his apartment with his retired cop father, Martin, and his father's physical care assistant, Daphne Moon. Add in br...
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...
