In the web novel 'The Hero Returns,' readers are introduced to Kim Sung Bin, the strongest hero of humanity who tragically fails to avert the world's destruction despite giving his all in the fight. However, the story takes an intriguing turn when he suddenly finds himself back 20 years in time, setting the stage for a new chapter in his legend. With themes of action and fantasy, this Korean web novel incorporates elements like game elements, magic, monsters, and the concept of second chances through transmigration.