The Lunchtime Detective(2020)

The Lunchtime Detective is a Japanese series following Reiko Akutsu, a construction company employee who organizes lunch matchmaking events to find romance. When new coworker Yuika Amano joins one such gathering, the two women meet two men who share cryptic riddles and mysterious tales. Yuika becomes drawn to solving these puzzles, uncovering stories about ghosts, missing persons, and other strange occurrences. What begins as a simple dating lunch evolves into something far more intriguing as Yuika uses her keen mind to unravel the mysteries hidden within each encounter. The series blends romance, mystery, and supernatural elements as Yuika discovers that these lunchtime meetings hold secrets far deeper than matchmaking.