A passionate love story with a devoted boyfriend, a teen love manga. - Title: My Devoted Boyfriend's Beastly Sex - Author: Kunishige - ISBN: 9784758022903 - Price: 880 yen - Genre: Teen Love Thank you for viewing. This product has been handled by someone else. Due to the nature of paper products, there may be some transfer of odors. Please check the front and back, and the degree of yellowing in the photos. There are minor scratches and yellowing due to storage. Please refrain from purchasing if you are looking for a used book that has only been read once, or if you are critical of used books.