Saved a peerless beauty, she tried to kill me with a knife by the bedside

Intro: He is a legendary figure, hailed by the military as the "Death Wolf King," possessing astonishing combat prowess and superb medical skills. Returning to the city to execute a secret mission, he accidentally encounters a peerless beauty. What he thought would be a fleeting romance turns out to be much more, as the woman's identity is far from ordinary... Beauty looks down on him? He will make them surrender with admiration. Enemies are rampant? He will make them suffer unbearable pain, for blood debts can only be repaid with blood!