Third Person Narrator: Plumber, Princess, & Attacking Turtle

A young prince lived in a shining castle, a prince that has earned his way to become a prince. Before he was "Prince of Imperial City," he was a peasant as well. But as time passed he trained into a mighty warrior, later he became a knight and slain a foul beast of destruction. Anyway, he had everything his heart desired as prince but was spoiled, selfish and unkind like any other prince. Alone without a glamorous wife, one day in the winter night. An old peasant came to the castle and offered him a single rose in return for shelter, food, just away from the bitter cold, startled at her facial appearance. He asks her why she's here, what really has brought here. She says to him, "Be wary young prince, need no worries."The prince is lost with words, shuts the door, The lady walks towards the caravan across a field of grain. But later does he know the rose is enchanted, he smells it. He's now witnessing a sound of a beast underneath him. It must be the storage room, he grabs his torch on the wall. Grabs his keys on the shelf, unlocks the wooden door to the storage room. He encounters red eyes, throwing his torch at him. He now can see most of its features. Reptilian like species of some kind, the prince runs to his armory room. Grabs his longsword that was given to him by the King. The item was also enchanted. He runs at the beast with the sword on his right hand, what will happen next?