Yoru no Tenshitachi -Shitetsu Ensen Satsujin Jiken-

Released in 1989 for the PC-8801, *Yoru no Tenshitachi -Shitetsu Ensen Satsujin Jiken-* is a pioneering title in the mystery-adventure genre that features the established character Miki Nakafuji. As the second entry in this series, the game showcases an early example of interactive storytelling where the heroine acts as a significant partner to the protagonist rather than merely an objective to be rescued. Its narrative follows a detective investigation into a suspicious death near a railway crossing, reflecting the era's growing focus on character-driven, personality-focused visual experiences. Today, it remains a notable example of the efforts by publisher JUST to elevate the role of the mascot character within the burgeoning Japanese adventure game landscape.

The story begins when a detective is hired by a woman to investigate the suspicious death of her older sister, which had been officially ruled a suicide. Accompanied by his assistant, the popular idol Miki Nakafudo, the detective begins by investigating a railway crossing that the victim had identified as a place of danger before her death. As they pursue the mystery surrounding the case, the pair interacts with a variety of characters to uncover the truth behind the tragic event. This mystery adventure game follows their investigation as they piece together clues hidden along the railway line.