The Karugamo High School Baseball Team has not been doing well. After losing badly to the Eagles, many of the players leave, and the team now has only eight players, one too few to play a game. Going against his principles, the main character Harumaki Shunpei decides to buy a baseball robot. However, since he does not have enough money, he ends up buying the maid robot named Azusa. Even though Azusa has a warm heart and strong determination, it doesn't appear that she stands a chance against her adversaries who were top-of-the-line baseball robots. The team's only hope seems to lie in a secret buried within Azusa's clouded past.

Lin Beichen, an otaku, got a mobile phone by coincidence, and the mobile phone took him into a world called Dongdong Zhenzhou. Here, he became the first son of Lin Jinnan, one of the top ten famous men in the North Sea Empire [Zhantianhou]. He was also a notorious black sheep, and was born with brain disease. When Hou Lin was defeated in the south during the war, his family was in decline, and Lin Beichen, who lost his backer, was stuck in school by various' enemies' and couldn't go out. In a critical moment, he was surprised to find that the mobile phone he brought with him turned out to be a plug-in artifact that could help him practise. Relying on this artifact, Lin Beichen opened his own way of hilarious counterattack.

Spirits begin terrorizing a school and it is left up to the sexy student Kocho Enoki to use her attractive body and magical powers to defeat the attackers. Teamed with her sister and Kosaku, their human decoy, they attempt to free the school from the spirits. Unfortunately a female spirit arrives who is immune to Kocho's sexy charms.