Detective Conan Episode 653 Apr 2026

, titled "The Design of Poison and Mirage (S)" , is the second part of a four-episode story arc that aired on April 21, 2012. This episode continues the "Illusion" case, featuring a collaboration between Conan Edogawa and his rival/friend from the West, Heiji Hattori . Case Overview Location: The Wakamatsu family residence in Tokyo.

Ikuro Wakamatsu, age 25, who dies from cyanide poisoning after eating a piece of baumkuchen (cake).

The episode narrows the focus to five people close to the family—Serika Wakamatsu, Masashige Shiina, Sumio Fujinami, Yoshimi Satake, and Sakurako Yonehara—all of whom have an "S" in their name, matching a clue in the dying message. Key Plot Developments Detective Conan Episode 653

Conan and Heiji investigate how only one piece of an evenly cut cake was poisoned. They discover a biodegradable capsule in a tea cup, suggesting the poison was delivered through a clever concealment method.

This arc is adapted from Files 781–786 in Volume 74 of the manga series. , titled "The Design of Poison and Mirage

Powdered poison is discovered on Ikuro's doorknob and Serika's slippers, initially framing her for the crime.

This arc is notable for the early appearances of Masumi Sera , who continues to observe Conan’s detective skills. The Design of Poison and Mirage - Detective Conan Wiki Ikuro Wakamatsu, age 25, who dies from cyanide

The investigation takes a darker turn when Serika Wakamatsu is herself found dead in her office from cyanide poisoning at the end of the episode.