In the previous season, the couple met in an unwanted marriage, but gradually bonded as they tried to revive Kuwanoki with a single day of "heartwarming cooking," eventually becoming a real couple.
In the sequel, Ichika and Amane welcome a new member into their family. Furthermore, with the arrival of Sakae, the second son of the Yamaguchi family and Amane's older brother, Kuwanoki, which had begun to recover from financial difficulties, faces another challenge, and the bond between the couple is put to the test.
(Source: Japanese = natalie.mu || Translation = MyDramaList)