With immense demonic fluid locked inside Musk's body, his aura was fluctuating violently, but he managed to seal all of this aura inside his body using the seals his soul copied from the Origin seal space.
When his dark deep eyes looked upwards, he was certain he could force his way out if he was willing to pay a price. It was a Shame he had no intention of doing this as the Demonic energy in this space was already a supplement for him.
In the path of body cultivation creativity is not the problem rather energy. At the moment when Musk closed his eyes numerous ideas obviously flashed in his mind. With his terrifying soul he had even clear view of the situation inside his body.