In 2018 in Fukuoka, “Pink Tablets” started to circulate. By using this tablet, people can view the data on others' mobile phones. As these tablets spread, more people made bad use of them, and general people started to be involved in the accidents. Who sells them? Raichi, a female detective, and Togo, a programmer, were asked to investigate this incident. Although there are few clues, they finally got to a hacker called "Shiro-Oni." However, this incident became a nationwide scale... A battle of the mind between the legendary hacker and the detective full of a sense of justice.