The pain doubled every second, and the energy in his cells expanded every second. Leo's spirit could still hold on, but his cells were about to fail.

Huge energy poured into the cells, generating high temperatures. If there was no way to vent this energy or guide it and store it...

Leo just gave up!

Time waits for no one and the situation is urgent.

Three seconds left!

Two seconds!

One second!

Leo is giving up!

But at this moment, a mysterious and mysterious voice sounded in Leo's ears, and a formula seemed to be poured directly into Leo's soul.

Leo knew this feeling, it was this feeling when he received the system reward.
Chapter completed!