Jinny claims that Yuu and Miki are not in a real relationship if they haven't gone beyond the kissing stage. Kei wins a music contest back in Japan.
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?
New life "Yuu, How are you doing?"
Yuu quickly makes friends at his dorm. The blond and beautiful Jinny offers to show Yuu around after falling in love with him at first sight.
Making a memory "I won't regret it if anything happens."
Miki and Yuu plan an overnight trip before he departs for New York. Michael shows up in Hakone under the impression that they're on a group trip.
Making a decision under the moonlight "Yuu, Don't leave me alone!"
Miki feels betrayed about Yuu's decision to go to America. Yuu says that his feelings for her will never change, but Miki finds that hard to believe.