以禁酒時期、黑手黨橫行霸道的時代為背景，主角阿維里奧一家因為與黑手黨抗爭而慘遭殺害，只有他一人逃脫。長大後的某天，他收到一封神秘的匿名信，信中羅列了當年的殺手名字，被憤恨之心蒙蔽雙眼的他於是展開了復仇計劃。
以禁酒時期、黑手黨橫行霸道的時代為背景，主角阿維里奧一家因為與黑手黨抗爭而慘遭殺害，只有他一人逃脫。長大後的某天，他收到一封神秘的匿名信，信中羅列了當年的殺手名字，被憤恨之心蒙蔽雙眼的他於是展開了復仇計劃。
Episode Director (ep 6)
Animation Director (eps 4, 11), Assistant Animation Director (ep 1)
Key Animation (ep 1)
Key Animation (ep 11)
Associate Producer, Planning
Planning
Associate Producer
Associate Producer
Associate Producer, Assistant Producer
Key Animation (ep 12)
Associate Producer
Producer
Background Art (eps 1-2, OP, ED)
Producer
Planning
Animation Director (eps 5, 9)
Episode Director (ep 11)
Key Animation (ep 2)
Animation Director (ep 3, 6, 11-12), Key Animation (ep 10-11), Assistant Animation Director (ep 4, 9)
Assistant Animation Director (ep 2)
Episode Director (Assistant Episode Director: eps 1-2)
Storyboard (ep 8), Episode Director (ep 8)
Director of Photography
Storyboard (ep 2), Episode Director (ep 2)
Key Animation (OP)
Key Animation (ep 2)
Key Animation (OP, ep 4)
Key Animation (OP, ep 1)
Animation Director (ep 6, 11), Key Animation (ep 1, 11-12), Assistant Animation Director (ep 2)
Key Animation (ep 11)
Director of Photography (ep 1)
Animation Director (eps 2, 6, 12), Key Animation (eps 1-2, 12)
Background Art (eps 1-2)
Color Design
Animation Director (ep 9)
Key Animation (OP, ep 3-4)
Script (eps 1-2, 5-7, 10-12), Series Composition
Storyboard (ep 5)
Storyboard (ep 4), Episode Director (ep 4)
Storyboard (ep 9)
Character Design, Chief Animation Director, Animation Director (eps 1, 9, 11-12)
Animation Director (ep 9)
Storyboard (eps 6, 10-11)
Music
Theme Song Performance (ED)
Sound Director
Animation Director (ep 8)
Key Animation (11)
ADR Director
Key Animation (ep 2)
Producer (Animation Producer)
Animation Director (ep 9)
Key Animation (ep 2)
Assistant Producer
Episode Director (ep 10)
Planning
Assistant Producer
Key Animation (ep 1)
Key Animation (ep 2, 6, 11, 12)
Key Animation (ep 4)
Key Animation (ep 1)
Key Animation (eps 1-2)
Key Animation (eps 3, 6)
Key Animation (ep 8)
Episode Director (eps 3, 11)
Key Animation (eps 4, 11)
Key Animation (ep 7)
Script (eps 3, 8-9)
Storyboard (ep 7)
Director of Photography (ep 1)
Key Animation (ep 2)
Storyboard (ep 12)
Theme Song Performance (OP)
Storyboard (ep 7), Episode Director (ep 7), Key Animation (eps 4, 7)
Director, Script (ep 4), Storyboard (eps 1, 7), Episode Director (eps 1, 12)
Executive Producer (English version)
Art Director
Producer (English version)
Amamiya is kawaii!
完結散花～～好看！