Dragon Spirits

While constantly working on a video game without any rest, a college student who's about to graduate quietly slipped into slumber several times. His workmate, as well as his childhood best friend, advised him to take some decent sleep, but he simply wanted to get the game done before graduation to prove himself. However, the mystery is that, in those lucid dreams, he found himself in the game he's been working on - a fantasy world of Dragon Spirits. He found himself became as his younger self and met his childhood best friend again. They are all junior school students here, learning how to master the power of Dragon Spirits with the help of their teachers and many other classmates.