From the series with 3,900,000 copies in print…
A science-mystery masterpiece becomes an anime series!
Genius programmer Shiki Magata has been living in isolation at a research facility on a solitary island since she was a girl.Nagono University associate professor Sohei Saikawa and Moe Nishinosono wish to meet Shiki in person, so they visit the facility but get caught up in a murderous game.
It begins in Shiki’s room, where Saikawa and Moe discover a wedding dress-adorned corpse with its limbs amputated, eventhough there was no possible way in or out. They attempt to solve this inexplicable locked room mystery.