Regressed Genius Creates Mythic Items

Synopsis

In a world teetering on the brink of destruction, a seemingly powerless alchemist named Kim Si-moon makes a desperate gamble. Burdened by the inability to use magic, he miraculously crafts the Philosopher's Stone, an artifact capable of granting any wish through equivalent exchange. But with Earth's demise imminent and his younger sibling murdered, Si-moon's desires are fueled by vengeance and a burning need to escape his powerlessness. Just as his regret-filled life reaches its end, a twist of fate sends him spiraling back 11 years into the past. Now armed with future knowledge and the potential of the Philosopher's Stone, he's determined to rewrite his destiny. Can he overcome his magical deficiency, prevent the impending catastrophe, and avenge his brother, or will the weight of his past mistakes and the unknown consequences of altering time crush him?.