Akaha arriving for a visit one afternoon to explain to Kokoro about the inauguration party for the mayor Marie Momochi she attended with her mother Midori, tells the sisters of the Mayor's intention for a weekend visit. While Akaha and Kokoro speculate that the Mayor is inviting them to a party, Aruto and Iina suspect that it is for a far more sinister reason but support Kokoro's decision to welcome Marie with a sign the next morning only to find that Marie has a hostile political volition...