小書痴的下剋上：為了成為圖書管理員不擇手段！領主的養女 第四季 16

Rosemaine successfully collects spring materials and helps expand the Gilberta Company's noble connections. She arranges for Odd to be trained as a merchant and collaborates on new knight-themed clothing and a new printing press. As she transitions to living at the castle, she assists in powering the stone staff and plans to establish a separate book-making business.