On Wet Crow’s Feather Island, a tiny speck in the Sea of Japan, lives Akagami Iria, the exiled daughter of a powerful family.
And so nineteen-year-old college student Ii-chan and his best friend, computer genius Kunagisa Tomo, find themselves as Iria’s guests at her elaborate mansion.
It’s the vacation of a lifetime, a trip to a remote island filled with geniuses–and murder.