I stack experience through writing books

Protagonist Lee Jong-suk is a book lover. One day he visits the usual second hand bookstore, and purchases a hardcover book. He later on discovers that the book lets him write his own experiences and exchange it for something he needs!This manga has been translated using Machine translation and OCR technology therefore there will be some bugs that may cover important content, if you ever were to meet with such bug please don't hesitate to contact the support through discord!