He took out a human shape from inside it and put it on, putting his crab shape in the tree. The girl met him at a dance and gave him her ornaments. He went back before her and took on his crab shape again, and gave her her ornaments, which frightened her.
He extracted a human form from within it and placed it, followed by his crab form in the tree. The girl encountered him at a dance and presented him with her trinkets. He returned before her and transformed back into his crab form, then gave her the trinkets, which startled her.