All recommendations
Thriller

Monster

モンスター

200474 epsMadhouse8.90 / 10 · MAL

MAL score and studio: original / first tv season (or film), not franchise totals. Snapshot: November 2026.

The story

What's it about?

Brilliant surgeon Dr. Kenzo Tenma saves a young boy's life over the mayor's, destroying his career. Years later, that boy — Johan Liebert — has grown into a charismatic serial killer, and Tenma is the only one who knows. He sets out across Germany to kill the monster he saved, while police suspect Tenma himself.

Meet the main characters

Dr. Kenzo Tenma

Protagonist

Dr. Kenzo Tenma

A Japanese surgeon whose one act of conscience costs him everything — and who refuses to stop being good.

Nina Fortner

Deuteragonist

Nina Fortner

Johan's twin sister, a law student with buried memories, hunting her brother for her own reasons.

Johan Liebert

Antagonist

Johan Liebert

The 'monster' — a man of terrifying charisma who erases his own existence and drives others to ruin and suicide.

Side characters

Inspector Lunge

Detective

Inspector Lunge

A robotic, brilliant detective convinced Tenma is the killer.

Eva Heinemann

Ex-fiancée

Eva Heinemann

Tenma's bitter ex, whose life unravels alongside his.

Dieter

Boy

Dieter

A boy Tenma saves from abuse, proof of what Tenma fights for.

Wolfgang Grimmer

Ally

Wolfgang Grimmer

A cheerful man hiding a fractured past from the same orphanage as Johan.