One Of Us Did It

The lives of a despised Prince, beloved Princess, righteous Lord, pure Lady, ambitious Peasant and a Chief Inquisitor all collide when the son of the Prime Minister is found dead.
Prince Dominic has always loved his sister and was willing to move heaven and hell for her, when he finds out she might have a hand in the death of the son of the Prime Minister, he takes it upon himself to help her get away with murder