The lazy prince becomes a genius

Read manhwa The Lazy Prince Becomes A Genius / Reformation of the Deadbeat Noble / 怠惰公子、努力の天才になる / Pangeran Malas Menjadi Jenius / 나태 공자, 노력 천재 되다 / The Lazy Lord Masters the Sword / 懶惰公子成長記 / От нерадивого аристократа до усердного гения
After witnessing the shocking death of his mother, young Airen Parreira uses sleep to escape his painful reality, earning him the nickname, “the lazy lord”. Yet, in spite of others’ jeers and whispers, Airen has no intention of changing his ways. But when he awakens one day from a dream about a mysterious swordsman, his life’s trajectory takes a complete turn…