Rod discarded distractions, focused his mind, and exerted all his strength to squeeze his active blood. Indeed, a total of 12 drops of active blood flew out, and he instantly turned into a decayed corpse.
But at the same time, a piece of the "Demon Dragon's Heart" had already been used.
The decayed corpse instantly became plump, like a sponge absorbing water.
Rod squeezed out another 12 drops of active blood, used the "Demon Dragon's Heart" again, and repeated the process, quickly obtaining 108 portions of active blood.
"It's enough, Master!" the Book of Knowledge exclaimed with joy, "108 portions of active blood might break the taboo of the 'Sacrifice'! Once broken, you can use it at will! However, Master, 100 portions is just the starting point, and 108 may not necessarily break through..."
