Myriad Colors Phantom World: The Polka Dot Miracle (OVA)

Musaigen no Phantom World: Mizutama no Kiseki

The story starts with Haruhiko explaining about human sense of vision, as well as optical illusions and visual preconceptions. The students of Hosea Academy goes for a summer trip by the sea. During the trip, Haruhiko states that he hates summer, and wishes that he is inside his house reading... until the other boys point out about the swimsuits the girls would be wearing. When they arrived, they are told that even t…