Ever since Hihi, the youkai, learned tennis from a human, he's been enraptured. An athlete he trained even reached fourth in the world. Bored with training monkeys to play, Hihi decides to train an athlete to win the gold medal at the next Olympic games. Excited, he heads into town and runs across Mana's friend Yuumi. The two hit it off, and right away start intense daily training, but soon crack begin to appear in their relationship.
A move that'll let me win Nationals!
!حركة مذهلة تؤهلني للفوز بالبطولة الدولية
¡Algo que me lleve a ganar el torneo!
¡Algo que me lleve a ganar el torneo!
Una mossa straordinaria 
per vincere il campionato nazionale!
Uma jogada que me permita
vencer o campeonato nacional!