4 Years Ago, The Best Time Travel Thriller Made a Shocking Debut

With only 25 episodes, the anime adapts a manga that spans 139 chapters, but the short length of each manga chapter allowed the anime to cover the whole story. It moved quickly, with just a few minor changes from the original source material, keeping viewers engaged and eager to see what happens next. Even years after it first aired, the anime is still celebrated for its incredible opening episode, which features a shocking twist.


