Recently Mori found out that one of Chuuya's clones was now free and living in another country. There wasn't much information, but Chuuya wanted to find out who it was, so, with Dazai as Chuuya's partner again, the two set off for Ukraine. Thanks to the information from their boss in Japan, they found out about the clone's whereabouts and the next day they were both standing on the clone's doorstep knocking. They expected this clone to have strong deviations from Chuuya's brother words, but...