As a Reincarnated Aristocrat, I'll Use My Appraisal Skill to Rise in the World Vol. 13 (Teen)

The operation to track down Yoko is interrupted when Gyapollo launches an ambush in the night. A clever trap does some damage, but Keun knows a duel is inevitable, and that he must put everything on the line. Meanwhile, Yoko’s solo adventuring leads her to a monumental discovery—if only she understood its significance…