Ruins overflowing in a certain part of the Abydos Autonomous District. Most are buried in sand, with buildings collapsed. It is said that one will get lost without a proper compass. There are rumors that a student once got lost and died here...

Even Millennium, known for having the most advanced technology in Kivotos, apparently has a ruins district. Despite the many futuristic buildings, they are covered in moss and tangled with vines. There are rumors of suspicious research labs hidden within...

While Gehenna is a vast territory, there are school buildings that they simply cannot manage. It is a literal paradise for delinquents and Sukeban, where graffiti and suspicious dealings are said to take place constantly...

When people think of Trinity's ruins, they think of the underground catacombs, but there are many ruins above ground as well. These ruins may still hold traces of the old days...

The Arius Autonomous District itself is covered in ruins, making it perhaps the most suitable place for a ruins tour. However, staying too long is said to lead to various kinds of trouble...