Hazure Skill: The Guild Member with a Worthless Skill Is Actually a Legendary Assassin, Vol. 4 (manga)

When Roland receives a letter from the king personally requesting his assistance, he has little choice but to respond. Upon his arrival, he finds the king arranging a marriage between his daughter and a prince from the Holy Land of Rubens, a neighboring country whose influence spreads nearly as far as the Felind Kingdom s. With an alliance between the two nations being the ultimate goal, it s up to Roland to take command of the king s forces to ensure that no ill fate befalls them on their journey, and his mettle will be tested before long...