The second layer was only between Eureka and her family, that she will seal Juzo but not Leo. The gamble the family took into consideration for they wanted to bring back their old friend and Eureka gave them a bit of hope in acquiring it.
And now the final layer of the plan that only Eureka knows, was already halfway through.
"Then the reason why you went out of your way to kill Black and Chiaki in such a way. And even the way you had such a killing spree, it was all to get his attention to you?" Kaoru asked.
"Yes that is indeed true, adding to that, Black was his next body after all. If I don't kill him fast when Leo was already weakened he will just use Black. The faster he disappears the better. And I'm glad the second layer of the plan worked. I was able to fulfill my promise to myself that I will make your family complete," she said as she looked at Azusa.
