Pluto TV’s anime section sometimes features Detective Conan marathons. On-demand episodes rotate. You may find Episode 290 remastered under the "Anime All Day" channel’s catalog.
A rumor spreads about a witch who steals human hearts. A man is found dead inside a locked room, his chest cut open. Conan and Heiji, visiting the area, discover that the victim’s heart is missing — but not in a supernatural way. Part 2 focuses on the locked-room trick, the “light of the witch” as a clue, and the emotional resolution.
Note: Part 1 (Episode 289) establishes the legend, the suspects (three relatives of the victim), and the discovery of the body. Part 2 is the deduction and reveal. Watch Detective Conan Remastered Episode 290 fo...
Searching for "Watch Detective Conan Remastered Episode 290 free" on Google may lead to piracy sites like KissAnime, 9anime, or Gogoanime. We strongly advise against these for three reasons:
Support the official release so that TMS continues remastering classic episodes (Episode 345, “Head-to-Head with the Black Organization,” is rumored to be next). A rumor spreads about a witch who steals human hearts
The Detective Conan remastered episodes (often labeled “Digital Remaster” or “HD Remastered”) were released to celebrate the anime’s milestone anniversaries. These are not reboots or re-animations but upscaled, cleaned-up versions of the original episodes with:
Episode 290 originally aired in 2002 (Season 11). The remastered version was released around 2016–2018 as part of the “周年记念リマスター” (Anniversary Remaster) batch. Note: Part 1 (Episode 289) establishes the legend,
Tubi (US only) has a large selection of Case Closed with both sub and dub. While they primarily carry the original broadcast versions, they have started adding remastered batches. Episode 290 remastered is sporadically included. Tubi is ad-supported but completely free and legal.