Kai is interested in the secret of Luca Yonazuki's strength. But Luca only cares about one thing...
What are you doing here, Kai?
ماذا تفعل هنا يا كاي؟
Che ci fai qui nascosto, Kai?
O que você está fazendo aqui, Kai?
Ты чем тут занимаешься, Кай?