主人公三津田拓三（浅香航大 饰）被前女友矢野口美爱（朝仓亚纪 饰）和她的男友里村新平（铃木大河 饰）提议结为“三人夫妻”。虽然拓三一度以无厘头为由拒绝，但逐渐以“一年的试用期”的名义开始了三人的生活。性的规则和面对嫉妒心的方法，向父母的说明等，问题堆积如山。在一年的时间里，拓三他们摸索着属于自己的幸福的存在方式。“三个人在一起，可能会有三倍的好处!？”与挑战那样的尝试的三人一起考虑，一边烦恼一边看，新感觉的家庭爱情喜剧！
三人夫妻 (季节 1)
Episode 1 (集 1) 4.0
播出日期: 2025-04-09
运行时间: 20 min
概述: After her boyfriend Shinpei says he'd be willing to get married if a third person is involved, a flustered Mia takes him to meet her ex, Takuzo.
Episode 2 (集 2)
播出日期: 2025-04-16
运行时间: 20 min
概述: Takuzo realises Mia is only using him to get Shinpei to marry her. After a chat with his coworker, he decides to attend a matchmaking party.
Episode 3 (集 3)
播出日期: 2025-04-23
运行时间: 20 min
概述: Shinpei takes Takuzo up on his suggestion of a hot spring and invites Mia along. During a stop en route, Takuzo runs into his ex-girlfriend.
Episode 4 (集 4)
播出日期: 2025-04-30
运行时间: 20 min
概述: Mia struggles to suppress her sexual urges. When Takuzo gets an urgent call from work, he entrusts Mia and Shinpei with his share of the chores.
Episode 5 (集 5)
播出日期: 2025-05-07
运行时间: 20 min
概述: After Mia realises that Takuzo and Shinpei feel jealous about each other's closeness with her, she hopes they can figure out how to get along.
Episode 6 (集 6)
播出日期: 2025-05-14
运行时间: 20 min
概述: Mia grows unsettled by Takuzo and Shinpei's newfound closeness. When the guy's go fishing together, Mia's friend hints that they might become intimate.
Episode 7 (集 7)
播出日期: 2025-05-21
运行时间: 20 min
概述: Mia leaves the house after seeing Shinpei and Takuzo in bed together. As Shinpei worries about her, Takuzo questions Shinpei's feelings towards him.
Episode 8 (集 8)
播出日期: 2025-05-28
运行时间: 20 min
概述: Takuzo's mother, Natsuko, visits and is shocked to learn about her son's situation. Later, Mia decides to tell her own mother the truth.
Episode 9 (集 9)
播出日期: 2025-06-04
运行时间: 20 min
概述: Takuzo agrees to a one-week trial cohabitation with Tenma. However, Mia and Shinpei worry that he won't come back to them.
Episode 10 (集 10)
播出日期: 2025-06-11
运行时间: 20 min
概述: Mia realises she has underestimated the legalities of having children in a three-person marriage. Shinpei's brother makes him a surprising offer.
Episode 11 (集 11)
播出日期: 2025-06-18
运行时间: 20 min
季
集 11