C53 Hero or Monster?

After the bottle of blood entered his stomach, Jia Zheng's skin turned from red to dark green, his eyes turned blood-red, two rows of teeth grew two fangs in the blink of an eye, and a layer of green hair grew on his body. His muscles bulged, and his strength increased by many times.

Jia Zheng was shocked to see his fingernails grow as long as the claws of a beast