愚室書店四個角色、互相陪伴前來書店人們的故事。
並有一系列融合台灣穿越時空的奇想設定。
將「希望、勇氣、活力、夢想」帶給現代人常覺得焦慮、看不到未來的正面意義。

It depicts the story of four characters—Keta, a young boy; Duko, a goldfish girl; Goro, a cat; and Sicily, a rabbit—who meet at Yushi Bookstore, accompany one another, and help heal the people who visit.

The series also incorporates imaginative time-travel elements, blending local Taiwanese culture and historical contexts.

It aims to bring “hope, courage, vitality, and dreams” to modern people who often feel anxious and uncertain about the future.