The population grows desperate and chaos runs wild in the streets. Crossing any bridge presents a world of problems for Komuro and Rei, while dissension among the ranks splits the bus group in two.

Tempers flare in the House of Saya Takagi. Decisions must be made, and a leader must be chosen. Honor, love, devotion and mercy are put to the test; and a man from the group's past makes an unexpected return.