In the near future, the full-dive VR game "Visions" has taken Japan by storm. However, a flaw in the game leads to a series of fatal accidents involving players who remain logged in for extended periods. To halt the game, an attempt is made to force all players to log out, but a group of players rebels and barricades themselves within the game world. To evict these players and bring them back to reality, Shin Hato—a protagonist belonging to the Regional Welfare Department's "Hikikomori Support Office"—ventures into the world of "Visions" to make contact, but...?