AiON Volume 1

Tatsuya Tsugawa loses his wealthy parents in the middle of high school. Trying to fulfill his father's dying wish that his son become an upstanding man, Tatsuya attempts to save a girl from obsessive bullies, only to be consumed with intrigue and slight obsession himself. But what will Tatsuya do when his goodwill and earnest efforts lead him into a twisted fantasy world infested with mermaids and mind-controlling parasites?