"Berserk" is a dark and gripping anime series based on the manga of the same name by Kentaro Miura. Set in a medieval-inspired world rife with war, political intrigue, and supernatural horrors, the story follows Guts, the Black Swordsman, on his quest for revenge against his former best friend, Griffith. Once comrades in the mercenary group known as the Band of the Hawk, their bond shatters following a series of tragic events that culminate in Griffith's transformation into a member of the God Hand – demonic entities with immense power.

As Guts embarks on his perilous journey, he battles not only demonic apostles and otherworldly creatures but also the inner demons of his tormented past. Throughout the series, themes of destiny, sacrifice, and the very nature of humanity are explored in graphic and often brutal detail. "Berserk" is known for its intense storytelling, complex characters, and mature themes, making it a cornerstone in the realm of dark fantasy anime.