Two Kisses "Yuu Had a Girlfriend?!"
Miki has told Meiko about the photo she discovered, and in her reply, Meiko said, ""If you're so concerned about it, then that means......YOU'RE IN LOVE WITH HIM!"" The next day, Yuu is at the library reading, when a good looking Senior Student comes in and sits next to him; it wasn't long before Yuu realized that the Student was staring at him in an admiring look, Yuu askes him why he was staring at him, the Student replies, ""You're interesting to look at."" Yuu gets a little scared and runs off. That night, Chiyako gives Yuu and Miki some free tickets to an amusement park called ""Wonder Dog"". Miki was excited, and when Yuu says he'll acompany her, she starts to think this could be a date.
Aired 27/03/1994EP 3 - Two Kisses "Yuu Had a Girlfriend?!"

Marmalade Boy
Miki Koishikawa lived a normal life - until her parents tell her they'll get divorced.. She doesn't agree, until she meets Yuu Matsuura... the handsome son of another couple, with whom her parents are switching spouses. They all live together now in an enormous house, and Miki and Yuu find themselves falling in love. They'll have to struggle with their own feelings, other people who want to be with them, and whatever Lady Luck and Fate throws in their ways...
(Source: Anime News Network)