VTuber Tokino Sora, Hibiki Ao, and Sarugakuchou Futaba will play as the Watanuki family's three sisters whose parents are passed, living in Koto City, Tokyo. Each episode is based on the various "events" that happen in their daily lives.

The show features three VTubers: Tokino Sora, Hibiki Sei, and Sarurakucho Futaba. Together, they portray the three sisters of the Watanuki family residing in Koto City, Tokyo. Each episode revolves around the captivating "events" that unfold in their everyday lives.—Zhipeng Chiu

In the district of Monzen-Nakacho of Koutou in Tokyo, three sisters live in one house. The Watanuki sisters had a life of hardships, a life without a mother, who died in their early childhood and now without a father, who died just a year ago. Now alone and becoming the inheritors of the Watanuki house, the sisters have to endure several situations in their everyday lives; whether those are happy, sad or special, they will test the sisters' bonds as a family.—VIRTUAL YOUTUBER WIKI