🍥 detail

A Sister's All You Need.

Itsuki is an aspiring novelist obsessed with crafting the perfect little sister character, and he spends his days juggling frantic deadlines, eccentric acquaintances, and his own wildly imaginative ideas. His circle includes a brilliant, romantically inclined writer, a nurturing college senior, a competitive fellow author, a mischievous tax accountant, and a demanding editor, each adding humor and chaos to his creative process.

Meanwhile, Itsuki’s flawless step‑brother Chihiro quietly supports the household while harboring an unexpected secret that hints at deeper family dynamics. The series blends light‑hearted romance, playful fan‑service, and slice‑of‑life moments, delivering a quirky, self‑referential look at the world of otaku storytelling.