Ep. 72: Miki and Yuu celebrate birthdays while Yuu discovers shocking photos in his parents' yearbook
Aired on August 6, 1995

Miki worries about hurting An and misleading Kei, but Meiko argues that inaction would have been worse. Miki and Yuu reunite to celebrate their birthdays late, with Yuu promising a ring and Miki vowing to replace his broken watch with a new one. While alone at home, Yuu finds their parents' college yearbook containing surprising photos of them together. Suspecting this reveals the truth about his father, Yuu assumes the worst and flees to Miwa's house. He then calls Miki to meet him and abruptly tells her that he no longer has romantic feelings for her.
Episodes
- Ep. 68 · Ginta confronts Miki after her visit to Kei's greenhouse and receives a goodbye note from Arimi.
- Ep. 69 · Miki enjoys dating Kei while Yuu joins An on a beach trip with American friends
- Ep. 70 · Yuu Returns With An, Causing Miki Confusion While Michael Apologizes for Misunderstandings
- Ep. 71 · Kijima and Rei host a group camping trip where Kei questions Miki about her feelings.
- Ep. 72 · Miki and Yuu celebrate birthdays while Yuu discovers shocking photos in his parents' yearbook
- Ep. 73 · Yuu departs for New York to spare Miki from family complications
- Ep. 74 · Miki struggles to move on from Yuu while hiding his gifts and seeking closure with Meiko's help.
- Ep. 75 · Miki flees to New York and confesses love to Yuu, who reveals they are siblings
- Ep. 76 · Yuu and Miki face their parents in New York, leading to a wedding and a surprise announcement.