The Shield Hero and Sorceress Princess

What happens when a certain Princess is too prideful to be doing trickery and planning an evil scheme? Backstabbing is for the coward, so she will have none of that! Her mother wants her to prove herself to be worthy of the Crown, the right way? Fine then! Malty S Melromarc will do it! Along with the helping hand of a certain Shield, she will climb her way up to the Throne!