The protagonist Lando accidentally hit his head when he was renovating his home at the age of 15. He was in danger of becoming a vegetative state, but unexpectedly woke up when everyone gave up hope.
When Lando woke up, he found that he was different from others. The brain that I thought would leave sequelae seems to be clearer and wiser than before, and even has some special abilities that can only exist in science fiction novels. But at this time, Lando knew that this ability could not be known, so time quickly passed by when Lando was 24 years old.
By chance, I met three trustworthy friends...