One HP, Infinite Level Up

Wraith Boyd has spent five years trapped inside a ruined body, unable to speak, move, or escape the people who betrayed him. When his wife, Seraphine, and her lover, Lucan, finally remove his oxygen, a mysterious system transforms Earth into Worldspire, a brutal survival game. Wraith awakens with only 1 HP, a damaged life source, and less than a year to live. But death has left him one advantage: an S-rank Talent called Promote. As he turns that gift into forbidden power, Wraith rebuilds himself