A world trapped in a sackOther

Founded in October 2012 and after the first book was published in 2013, the picture book <Grandfather in Ballet> published that year received a lot of attention and love and established itself as a children's book publisher. <Grandfather in Ballet> was included in Korean language textbooks the following year and became a steady seller that many readers remembered, and the excellence of the book was recognized by publishing picture books of historical figures such as <Chohee wrote> <Cho Shin-sun run> <Mrs. Lee read and read again> <Park Je-ga consider poop> <brothers Jeong Yak-jeon and Jeong Yak-yong who shared friendship with letters> A total of 14 a historical fairy tale books of and were selected for excellent publishing contents. In addition, <I'm a pink princess> and <I'll be a dinosaur> by planning a picture book for children in lower grades to enjoy and enjoy <Firefighter Cat Choi> has been published, and it is loved by children. These picture books, as well as daily fairy tales such as "Apples Only in Words" were made into reading books, and more than 16 creative fairy tales are currently being published, of which works such as "Descendants of the Chopstick Master" are selected for literature sharing. It also published "Darimbang Glbang", "1930, Gyeongseong Seolleongtang", "Road on the Road", and "13-year-old Bongae in 1951" as a historical fairy tale for seniors, and is planning and publishing domestic books such as "Our Wild Flower Story", "We Don't", and "Let's Live Together". MustB has mainly worked on domestic planning, such as discovering excellent works by major new Korean writers, and in the case of foreign books, it has introduced and published excellent books related to the environment and nature.
It currently has more than 100 children's books and continues to publish them together based on categories such as nature and us, historical fairy tales, hidden masterpieces, and life fairy tales.