As master assassin Usui Yuen looks into a series of assassinations made on the grand samurai clan, the Satsuma, he encounters Kurima Raizo, member and survivor of one of the attacks. Together, they discover the true nature of these murders is bigger than over stolen resources. As they get closer to the truth, will they come out alive to exact revenge?
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | Once Upon a Time in Nagasaki | 2023-01-05 | 30 min |
| Season 1 | Episode 2 | Gold Opens Any Door | 2023-01-12 | 30 min |
| Season 1 | Episode 3 | Fortune is Fickle and Blind | 2023-01-19 | 30 min |
| Season 1 | Episode 4 | Ask, and You Shall Receive | 2023-01-26 | 30 min |
| Season 1 | Episode 5 | Love Never Dies | 2023-02-02 | 30 min |
| Season 1 | Episode 6 | Adversary Advent | 2023-02-09 | 30 min |
| Season 1 | Episode 7 | Rosy Pitfall | 2023-02-16 | 30 min |
| Season 1 | Episode 8 | Two of a Trade Never Agree | 2023-02-23 | 30 min |
| Season 1 | Episode 9 | Mutual Understanding | 2023-03-02 | 30 min |
| Season 1 | Episode 10 | Nowhere to Run | 2023-03-09 | 30 min |
| Season 1 | Episode 11 | The Die is Cast | 2023-03-16 | 30 min |
| Season 1 | Episode 12 | The Sun Always Rises | 2023-03-23 | 30 min |
| Directing | Masaya Fujimori | Series Director |
| Writing | Gen Urobuchi | Original Story |
| Writing | Gen Urobuchi | Series Composition |
| Visual Effects | Yuji Hosogoe | Character Designer |
| Visual Effects | Yuji Hosogoe | Supervising Animation Director |
| Visual Effects | Naomi Nakano | Color Designer |
| Art | Hodaka Okamoto | Art Direction |
| Visual Effects | Emiko Endo | Supervising Animation Director |
| Visual Effects | Yuki Nishioka | Supervising Animation Director |
| Camera | Teppei Sato | Director of Photography |
| Sound | Jun Futamata | Original Music Composer |
| Sound | Maaya Sakamoto | Theme Song Performance |
| Sound | Akiko Fujita | Sound Director |
| Directing | Shinpei Matsuo | Assistant Director |
| Art | Ryo Hirata | Prop Designer |
| Art | Ren Ishimori | Prop Designer |
| Art | Nobuhito Sue | Art Designer |
| Art | Shuhei Tada | Art Designer |
| Art | Qi Wanting | Art Designer |
| Art | Manami Takizawa | Art Designer |
| Art | Masayuki Sekine | Art Designer |
| Art | Masayuki Sekine | Settings |
| Editing | Rie Matsubara | Editor |
| Writing | Gen Urobuchi | Screenplay |
