The Boy from the Basement by Susan Shaw

For Charlie, the cold, dark basement is home. Father has kept him locked in there as punishment. Charlie doesn’t intend to leave, but when he is accidentally thrust outside, he awakens to the alien surroundings of a world to which he’s never before been exposed. Though haunted by hallucinations, fear of the basement, and his father’s rage, Charlie must find a way to survive in his new world. He has escaped his past, but his journey has just begun.