Walking in Dreamland

Lucy and Damian have been friends since kindergarden and almost spent their whole lives together.
Once they are adults, Lucy decides to build a dream machine. She succeedes and takes Damian with her. They go across people's dreams and find out their true feeling for each other.
Now they had to find a way to get back to the real life, but they get stuck in a horrible nighmare.
Will they get back and live their lives more than just friends?