Viewers are captivated by 'Monster's' deep psychological narrative and complex characters, set against a rich historical backdrop. The series skillfully blends elements of drama, mystery, and thriller, keeping audiences on edge with its twists and emotional depth. Despite its length and occasionally slow pace, the anime is praised for its storytelling, character development, and the chilling portrayal of its antagonist. It's considered a masterful adaptation of the manga, resonating with both anime enthusiasts and newcomers.

👍 Brilliant psychological depth and character evolution.

👎 Some find the series overly long and slow-paced.