10 Must-Watch Mystery Anime

"Monster": Dr. Kenzou Tenma, a talented surgeon, finds himself entangled in a web of mystery and conspiracy after saving the life of a young boy who turns out to be a dangerous serial killer. "Monster" explores themes of morality, identity, and the nature of evil.

"Steins;Gate": Rintarou Okabe, a self-proclaimed mad scientist, discovers a way to send text messages to the past, altering the present. However, as he delves deeper into time travel, he uncovers a complex conspiracy that puts his friends and the world at risk.

"Detective Conan" (Case Closed): Shinichi Kudo, a brilliant high school detective, is transformed into a child after being poisoned by a mysterious organization. He takes on the alias Conan Edogawa and solves crimes while searching for a way to return to his original form.

"Kindaichi Case Files": Hajime Kindaichi, the grandson of a famous detective, finds himself caught up in various murder mysteries. With his sharp intellect and keen investigative skills, he works to unravel the truth behind each case.

"Death Note": Light Yagami, a high school student, discovers a supernatural notebook that grants him the power to kill anyone whose name he writes in it. As he begins to eliminate criminals, a brilliant detective known as L starts closing in on him, leading to a cat-and-mouse game of wits.

"Hyouka": Oreki Houtarou, a self-proclaimed energy-conserving high school student, is drawn into investigating various mysteries by his curious classmate, Chitanda Eru. "Hyouka" combines beautiful animation, character-driven storytelling, and intriguing puzzles.

"Attack on Titan": Set in a world where humanity is on the brink of extinction due to giant humanoid creatures known as Titans, this dark and intense series follows Eren Yeager and his friends as they join the fight against the Titans. With its gripping action sequences and intricate plot, "Attack on Titan" explores themes of survival, betrayal, and the dark side of human nature.

"Gosick": Set in a fictional European country in the early 20th century, this series follows Kazuya Kujo, a transfer student who becomes involved in solving mysteries with the enigmatic Victorique de Blois, a girl with extraordinary deductive abilities.

"Paranoia Agent": This psychological thriller explores the interconnected lives of individuals affected by a mysterious attacker known as "Lil' Slugger." As the series delves into their fears and psychological struggles, the true nature of the assailant becomes increasingly enigmatic.

"The Promised Neverland": Emma, Norman, and Ray live in an idyllic orphanage, but they soon discover a dark secret that puts their lives in danger. The trio must outsmart their caretakers and uncover the truth behind the orphanage in order to survive.

These mystery anime series offer captivating storytelling, intriguing characters, and thrilling plotlines to keep you engaged and entertained. Enjoy delving into these mysterious worlds!