Devouring The Demon Kings Mana

Ren Hoshino is sixteen, an orphan, and the first person in the district's records to show no mana at all. After a public failure that leaves him laughed at and spat on, he stumbles on a dying old man with a glowing red core in his mouth. He swallows it. Now a voice lives in his head, and it wants him strong. To earn a second chance, Ren has made a deal that means death if he fails.

I Became A Billionaire Overnight

Discarded by his fiancée for Steve—the city's elite golden boy—Mason cashes out his crypto portfolio, rising overnight as a cold, multi-billion-dollar titan. Driven by pure ego, both men embark on a silent, sociopathic war for ultimate dominance over the global economy. Using multi-layered corporate takeovers, personal relationships, and total psychological terror as weapons, Steve and Mason play a ruthless game of chess where human lives are merely pawns and total control is the only crown.i