Scarlett grip

On a snowy Christmas night, 18-year-old Jasper Vale watched masked intruders murder his entire family. Once a skinny red-haired kid with freckles and a goofy smile, Jasper is reborn in pain, silence, and rage.

Taken in by a reclusive warrior monk, he learns Veinlock—a forbidden jiu-jitsu style that weaponizes the body’s veins. Every move disfigures him. Every grip drains him. But with every fight, his power grows—and his humanity fades.

https://www.amazon.com/dp/B0FGWVLNMC