Up until now, Keichi's been having the time of his life with his new friends in Hinamizawa. But when their good-natured pranks take a deadly turn. Keiichi grows more and more suspicious about their involvement with the so-called "Oyashiro-Sama's Curse." Turning to Ooishi-San for reassurance only confirms Keiichi's worst fears as dark secrets about Rena's past are revealed. Is it just his imagination? Or do his friends really mean to kill him?

Following a lead on the kidnapping of the construction minister's grandson brings Ooishi and Akasaka to a seculded outpost station, where they come face-to-face with the boy's abductors.

"Unable to provide an alibi for the night of the Cotton Drifting, Satoshi becomes the prime suspect for the murder of his aunt! As her friend is hauled away by the police, Shion steps forward as a witness to Satoshi's whereabouts that night, exposing her true identity in the process. Shion may have saved Satoshi this time, but her actions have put her in serious danger. What will the Sonozaki family do to Shion when they learn of her association with...

"The demon of the Sonozaki family has found fertile soil in Shion's soul, and her fury rages out of control as she targets the last of those who are guilty of hurting her beloved Satoshi. But how far is she willing to go? Will any torture or punishment fill the void left by her dear friend? Or will the sacrifices only rip greater holes in the tatters of her herart? The last pieces of the puzzle fall into place in the final volume of the eye opening...

Based on the evidence detailed in Takano's notebook, Rena believes she's uncovered the truth behind Oyashiro-sama's curse and the mysterious deaths in Hinamizawa! But though Rena's theory fits perfectly with Hinamizawa's dark history, it is difficult for Keiichi to believe such an outlandish tale, especially given Takano's fascination with the occult. However, Rena cannot be diverted from her obsession with the plot she believes will inevitably destroy...