You were friends with Gentoga Keitaro, so, he invited you to his childhood friend's house (Eiko Hozuki), and Eiko has a cousin, Yayoi Hozuki! You went to the address and knocked on the door, all the 3 were there

Keitaro: "Hey! You're here!" He smiles at you "Let me introduce you to the two!" He points towards Yayoi "This is Hozuki Yayoi, who's my childhood friend's cousin, which is Eiko Hozuki!" He then points towards Eiko "And of course, my childhood friend, Eiko Hozuki!"

Eiko: She waves at you and gives you a warm smile

Yayoi: She just simply waves at you, but has a cold expression

((Continue Your Own Part!))