Every Time I Wake Up, the Era Has Changed

My name is Hua Jianmian, and I've always struggled with sleep. Every time I wake up, I find that the era has changed. The first time I woke up, it was the era of the ninja clans, when the Five Villages were at war. The pitiful little blond boy with blue eyes whom I took in was like a little sun. He later became a savior, though he was just a tiny bit obsessive. The second time I woke up, it was the Warring States era, when demons ran rampant. Some trashy boss wouldn't leave me alone. He insisted that we were both progenitor demons, and was even jealous that I could walk in the sun. The third time I woke up, Yokohama was divided among ability users. The cat I took in had turned into a grown man, claimed to be Natsume Soseki, and become the power behind the scenes in Yokohama. Later, a Hunter named Ging Freecss dug me out of some ruins. The era... had fused together? [Important] * The main story is told in third person. * There are major changes, alternate timelines, and out-of-character portrayals. Enter at your own risk. * The worlds involved may change before the story begins. Theme: Never give up on love and hope