Shin's Links
He idolizes her greatly and will do anything for her. he does not care for his own welfare when following her instructions.
Momoko sees him as nothing more than a beautiful accessory. She finds his cape deformity beautiful, thus adopted in wearing one herself. She completely spoils him when he wants something, but will not hesitate to harm him if he does something she does not approve of, which even includes making friends.
He is very cautious around her because Momoko said to be. However, he is not afraid of being captured by the other woman, since, if she is truly stronger than his sister, he would be willing to follow her.
Malena has a very determined interest in Shin, with every intention of eventually dragging him into her circus troupe. However, for the time being, she is 'behaving' and focusing on collecting other sharks first - notably Davvy. Like some other scheming sharks, it's only a matter of time before she makes a move.