A young student named Akira has saved up a large sum of money to buy the latest and best personal computer - only to find out they are sold out. He then finds what he thinks is the same model number in an alley, and buys the large boxed-up machine from a shady character nearby. When he gets home, Akira is shocked to find that his new computer is a bio-android shaped like a pretty young lady. He is even more shocked when she tells him that she constantly needs his semen to refresh her physical memory.
Akira gets Mimi and learns how to use the bio-computer.
Mimi has adventures online facing off against other bio-computers.
Akira and Mimi face off against an American invasion by Nackintosh bio-computers.