Not only did the mage have to be able to use the universe energy but he also had to have a perfect mastery of his spiritual energy and a very great endurance.
While the mage was doing this operation both individuals must be put into a deep sleep before that, if ever the mage failed to reconnect the two parts of the filaments together in each of the bodies again, then not only the bond would disappear forever, but the people would also die from this failure.
Celia wondered how Clara had been able to perform this operation on her and Anna and as soon as she wondered about it, the answer appeared in her mind.
Clara was a seals specialist, just like Celia was a spells specialist, she had used a very powerful seal which allowed her to make a perfect clone of herself, with the same reserve of spiritual energy, then through another seal she had sent her consciousness in this clone and after making sure to master the body of this clone she had performed this operation.
