Was Arvis His Son?

Isaac's hand, which was holding the bracelet, trembled violently and uncontrollably, as if his palm had been scalded by the rough bracelet. He swallowed with great difficulty. He told himself that he might have misheard just now, but there was a voice in his heart denying him that he didn't mishear. The bracelet was really ordinary, and only the two pieces of broken jade on it were a little bit valuable. This kind of jade was not very nice, but he couldn't be more familiar with the name on it, though he hadn't seen it for a long time. On the broken pieces of jade, there was a name "Adele". Well, it was the pendant that he gave her on her 18th birthday. Behind the pendant was her name that he carved on it personally. It was the first time he had carved words on a pendant and he did it very carefully, but he didn't do a very good job. However, Adele liked it very much, saying that it was the best birthday gift she had ever received. Why did Arvis have the jade? Why did he say that it was