Jungkook an arrogant CEO of Jeon corporation but finds a bookshop assistant quite interesting and makes him curious which he starts to visit not as a business visit but wanting something more out of it but doesn't know what. As time passes something inside him begins to change. Taehyung a young book seller very shy and not good with people begins to remember what he had forgotten long ago. Will he be able to recover what has been forgotten and will he get through it all?