Sumu falls into the same dream every day. However, every time he wakes up from the dream, his mental power will increase by one percent. It's as if sleeping is the path to becoming stronger. In the first year, Sumu unlocked the ability of hypnosis. He was astonished to find that his mental power had become so powerful that he could hypnotize others. Since then, gang bosses, school beauties, and beautiful presidents have all become his slaves. In the second year, the skill of five senses manipulation awakened. His mental power is so strong that it can affect the five senses of others. With this ability, Sumu became the number one illusionist in the nightmare world. In the fifth year, the ability of fantasy manifestation was unlocked. He can create things out of thin air with his mental power, opening a shocking legend. In this world full of fantasy and challenges, Sumu, with his unique abilities, continuously explores and grows, writing his own legendary chapter. How will he use these powerful abilities? What challenges and choices will he face?