Caught with a severe fever, Tobio Ikuse, a second-year high school student, was forced to miss his school trip on a luxury liner with his schoolmates. Four days later, Tobio hears the news about the disappea...

Youko has a protector in Shige-san. He has guided her, helped her, and always maintained a respectful propriety since she was a little girl. The difficulty is that Shige-san is a ghost, a poltergeist who onl...

Hiyama Nachi has always hated that she didn't tan in the sun like her teammates in the softball club. The difference made her stand out and uncomfortable. Then she met a kind, quiet boy, and accidentally dis...