- 4.92(107 votes)
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- Action, Drama, Mystery, Psychological, Shounen
- Isaka Kotaro
- Osuga Megumi
- Ongoing Waltz 9 will coming next
A nameless high school dropout teenager turns into an assassin for hire. He is a complete loner who uses his knife to kill his targets without any emotion or hesitation. He kills anyone who gets in his way whether they be a complete stranger or even the client that hired him in t...