Shiki Magata is a genius programmer who, as a child, killed her parents. After being found innocent due to her mental state, she disappeared from the public eye to open an isolated research lab on a remote island. Souhei Saikawa, a college professor, is obsessed with Magata’s work, and, along with his student Moe Nishinosono and the rest of the Saikawa Research Lab, ends up planning a retreat to the island where Magata resides. Thus the stage is set for a series of mysterious instances…
After a chance meeting with a genius programmer, college student Moe Nishinosono begins to plan a class retreat.
Moe, Saikawa and the rest of the students reach Himeka island for their retreat. What seems like a fun camping trip quickly takes a dire turn...
As the group struggles to piece together what happened to Dr. Magata, the lab's director travels to the island with Magata's sister.
Saikawa, Moe, and the group enter Dr. Magata's private rooms to look for clues, but everything they find seems to make the situation even more enigmatic.
The director's wife reveals more details about Dr. Magata's past, as Moe struggles with something Magata told her in their conversation.
Moe and Saikawa steel their resolve and start to regroup in order to start their investigation anew.
Saikawa has an extended conversation with Shiki's sister as Shimada shows Moe one of Shiki's inventions.
Resolved to help the lab's staff with their attempt to hide Magata's death from the press, Moe and Saikawa get ready to face the day.
Just when Moe thinks she is getting close to solving the mystery, new elements to the story begin to surface.
Supposedly, Saikawa is talking directly to Shiki Magata herself. As the police scramble to locate her, Saikawa and Moe draw closer to the answer...
Dr. Magata bids Saikawa a final farewell before allowing herself to be caught by the police. Or has she? More questions walk in the wake of an endless search for answers.