Case Closed #48

In "Summertime Secret Code," Conan and the others join Dr. Agasa on a mountain trip for an entomology lesson, where they’re challenged to crack a mysterious code leading to a hidden treasure. As Conan focuses on the puzzle, a sudden call from Rachel pulls Jimmy into a separate mystery, setting off a dual investigation that tests their wits in the wild.

In "It's a Wash," Conan uses a suspiciously placed sign at a hot spring to crack a hidden code, while back in Tokyo, Rachel and Serena find themselves in danger as an unseen stalker closes in. The mystery unfolds across two fronts, blending clever deduction with rising tension.

In "The Perfect Solution," Conan challenges the Junior Detective League to crack a coded mystery on their own—pushing them to think like real detectives. As the clues unfold, the case takes a chilling turn: a past murder tied to Rachel, and a new threat looming over her and Serena.

In "The Nightmare From 13 Years Ago," Conan investigates the mysterious death of a family friend and mansion security supervisor, found hanged from a balcony, as he unravels a chilling connection to a boating accident that occurred thirteen years prior. With the past haunting the present, every clue leads deeper into secrets buried beneath the estate's shadowed halls.

When Conan accidentally uncovers that Rena Mizunashi is tied to the Black Organization, he finds himself caught in a dangerous web of deception, racing to expose a plot to assassinate a high-profile political figure—before it's too late.