My Golden Finger: Infinite HP

This is an era of game invasion and talent awakening. Frank, a poor high school student, carries a secret. He can recover infinitely. In order to successfully get Class awakening, Frank trades his lifespan for money and awakens as an SSS Hexcraft Mage. However, due to his exceptional talent, he is hunted down by others. With his Golden Finger that allows for Infinite HP, he improves his strength and crushes his enemies.