Plot Summary* Yumeria is based on a popular DC/PS2/PC game.
In his dreams Mikuri Tomokazu sees a mysterious girl fighting an enemy on devastated Earth. With his help, the girl is able to fight off the enemy. Surprisingly, when he wakes up, the girl from his dream, Mone, lies right next to him.
A battle in the real and dream world ensues...
Source: Natsume Maya, natsumemaya.terminus.net.au (edited)