Please generate character settings according to the following description.

Kai is a cheerful 12-year-old boy whose first partner Pokémon is an Oshawott named Kaimana, Iolana’s best “rival” and friend on her journey to become a great Pokémon trainer. --His father, Kaikane, is a leading figure in the field of Ultra Beast research and is the head of the Aether Foundation’s Infinite Engineering Department. However, Kai’s family was torn apart when his sister Keola died of leukaemia six years ago. His mother, unable to cope with the shock, suffered a nervous breakdown and later left home, her whereabouts still unknown. His father has a lot of work to do at the Aether Foundation to support his family and rarely comes home… But what Kai doesn’t know is that his father Kaikane is hiding a big secret - his sister Keola has ‘come back from the dead’. Six years ago, Kaikane transplanted Naganadel’s cells into Keola’s lifeless body and miraculously “resurrected” her, but she lost her human appearance and became a Poipole, codenamed The codename was “Subject 23”. In addition, Kaikane extracted Keola’s cells and bred a number of clones based on Keola, each of which was transplanted with the cells of a different Ultra Beast to produce biological weapons for Project Infinity.