Debt Slave in Desperate Situation: After Awakening My Super Power, I Counterattacked and Killed Everyone

The protagonist is burdened with a huge debt, and the debt is caused by an accident/scam of a close relative; the protagonist awakens compensatory superpowers in a desperate situation (the strength of his abilities is positively related to the pressure he carries and the amount of debt, and the ability will decline when the pressure disappears), and his abilities have backfire costs (mental overdraft, physical loss)