The lazy prince becomes a genius

Irene Perreira is a boy who sleeps to run away from reality. People mocked him, calling him a ‘deadbeat’, but he had no wish to change. Until one day, he dreamt of a swordsman… It was a dream about a talentless man who had been training by swinging his sword for decades.
Reformation of the Deadbeat Noble
The Lazy Lord Masters the Sword
Der faule Lord meistert die Schwertkunst
Reformation of the Deadbeat Noble
The Lazy Prince Becomes a Genius
나태 공자, 노력 천재 되다