Frod briefly explained Yada and Sunny's situations.
The Soul Sleight Yada planned to practice was possession. He had chosen it, supposedly, because he had read a novel Jon had written in the library, "The Soul of Go." It told of a down-and-out Go player possessed by a Go king from a thousand years ago. Guided by the king, he rose to prominence in major Go tournaments and eventually swept through the Go world like an unstoppable force.
Yada did not know what the game of Go in the novel was. But he had read it with great relish and had even projected himself into the story.
If he learned possession and then possessed a real piano master, he could absorb a vast amount of piano-playing skill from them. Then, even if Mentor Jon tested his piano skills, he would have nothing to fear!
In "The Soul of Go," the soul nourished the person it possessed. Yet Yada had turned the idea on its head, hoping to use the possessed person to nourish his own piano skills.
It had to be said that Yada had truly racked his brains for every possible way to be lazy.
Yada had another reason for choosing possession: he missed sweet cream cakes. By possessing someone, he would be able to savor the desserts and delicacies of his life once more.
It could be said that Yada's choice was entirely based on what his heart desired.
Though it seemed rather childish, it also showed the purity within Yada's heart. His wish to improve his piano skills could, from another perspective, be seen as not wanting Jon to be disappointed and wanting to make Jon happy. His longing for the taste of desserts also meant that he still cherished the beauty of the human world.
For such