I'm Giving the Disgraced Noble Lady I Rescued a Crash Course in Naughtiness 5 (manga)

Fearsome sorcerer Allen has finally accepted his feelings for Charlotte, the noblewoman he rescued and took in, and realized he cannot keep the secret any longer. Now, bolstered by the support of his friends in town, he decides to lay it all on the line for his lady love on a picturesque picnic date. Little does he know, he’s not the only one intent on claiming Charlotte for his own…