Yuu has been too busy to talk to Miki during summer because of work. For some reason, Miwa shows up at their family vacation to see Yuu.
Show: Marmalade Boy
Miki's parents come home from their vacation to announce that they are getting a divorce. But what is more shocking is that they have switched partners with another couple! And to top things off, this other couple has a handsome son, Yuu, who Miki begins to develop feelings for. To make things more disturbing, everyone moves into one house. What will everyone think about Miki's family lifestyle?
Trip to Karuizawa "Just as I thought… Strange!"
Yuu has been too busy to talk to Miki during summer because of work. For some reason, Miwa shows up at their family vacation to see Yuu.
Doubtful Twosome "Yuu and Satoshi are a couple?!"
Miwa and Yuu are rumored to be an item. Miki challenges Miwa at the school marathon after witnessing a strange exchange between the two boys.
Marriage Feud "Don't say it's ridiculous!"
Miki and Yuu's parents finalize their marriages. Yuu sticks by Miki's side to make sure she is feeling okay about the complicated situation.