Kishikoku Saikyou Reijou ni Yoru Ken to Ken to Renaijutsu

The young lady Olivia is constantly surrounded by unsavory rumors and is feared by those around her. In order to improve her relationship with her fiancé, Prince Luke, she proposes a duel with him on the condition that the winner will get one wish from the loser. When Luke accepted, he thought she was planning to break off the engagement and he was...