Comprehensive Manga: Staying at Kasumigaoka Shiyu's House in the Beginning

Kasumigaoka Shiu: Yu-kun, can I be your most important person? Tsuchimikado Natsume: Yuu-nii, um, is it okay if you marry me? Artoria: Master, I will serve you as your sword and shield for the rest of my life. What? Do you want to be embarrassed in that aspect? I am not confident about this. Shinomiya Kaguya: Are you going to deny the engagement? After the family was destroyed, Araki Yu stayed at the home of his cousin Kasumigaoka Shiu. Holding the authority of the forgotten dimensional exchange, open the door to all worlds and quell the dark turmoil in the world. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.