Under the Midnight Sun

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“The sun never sets on some sins.”

Prologue

The novel opens in Osaka, 1973, with the brutal murder of a pawnshop owner, Yosuke Kirihara. Detective Sasagaki is assigned to the case, but despite his efforts, the crime remains unsolved. The investigation reveals complex relationships and hidden motives, setting the stage for a decades-long mystery.

Part 1: The Murder

The story shifts between perspectives, introducing Ryo Kirihara, the victim’s son, and Yukiho Nishimoto, the daughter of a woman connected to the crime. As children, Ryo and Yukiho form an unusual bond, both marked by the tragedy. Detective Sasagaki remains haunted by the unsolved case.

Part 2: Growing Shadows

Years pass, and Ryo and Yukiho grow into teenagers. Ryo becomes increasingly withdrawn, while Yukiho transforms into a beautiful and manipulative young woman. Sasagaki, now retired, continues to follow their lives, convinced they hold the key to the murder.

Part 3: Dark Connections

As adults, Ryo and Yukiho’s paths diverge but remain intertwined. Ryo delves into the underworld, while Yukiho marries into wealth, hiding her dark past. Sasagaki uncovers disturbing links between their lives and a series of new crimes, suggesting the original murder’s legacy is far from over.

Part 4: Revelations

Sasagaki’s relentless pursuit leads him to shocking truths about Yosuke Kirihara’s murder. The past and present collide as hidden motives, betrayals, and long-buried secrets come to light. The detective finally pieces together the puzzle, revealing the chilling connection between Ryo and Yukiho.

Part 5: The Midnight Sun

In the final chapters, the full extent of Ryo and Yukiho’s relationship is exposed. The novel culminates in a tense confrontation, where justice and morality blur. Sasagaki faces the unsettling reality that some sins never fade, even under the relentless glare of the midnight sun.


Key Ideas

  • The lingering consequences of unresolved trauma
  • The duality of human nature and hidden darkness
  • The blurred line between victim and perpetrator
  • The persistence of memory and guilt across decades
  • The cyclical nature of violence and manipulation

Who should read this book?

  • Fans of psychological crime thrillers with deep character studies
  • Readers who appreciate morally complex narratives
  • Those interested in Japanese crime fiction and its unique perspectives
  • Mystery lovers who enjoy multi-decade spanning investigations