Conan Edogawa and Ayumi Yoshida
From Detective Conan Wiki
Relationship analysis
In episode 418, Ayumi mentions a small house for rent in the neighborhood and says how she likes small houses and that she would love to live in one when she gets married. Mitsuhiko and Genta immediately start fantasizing about each of them being married to Ayumi in front of the small house but, right after, Ayumi asks Conan if he would like to see the house which startles Mitsuhiko and Genta. Ai starts giggling and smiling about it. Conan then looks at Ai with a perplexed look and says: "What is it?".
