Uk and Master Lee trade secrets about love and Naksu
Uk guesses Master Lee's feelings for Maid Kim and admits he likes Mu-deok; Lee reveals he knows Naksu was Yul's first love.
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Same episode, in order
- 01Mu-deok admits she opened the sky above the constellation basin
- 02Jin Mu hunts the hidden Jang Uk inside Cheonbugwan
- 03Jang Uk's yin-and-yang jade bluff turns the tables on Jin Mu
- 04The Crown Prince storms Cheonbugwan to confront Jin Mu
- 05Maid Kim remembers Cho Chung and the daughter Jang Gang searched for
- 06The honey biscuit excuse: Park Jin covers for Uk
- 07The Queen arrives with the 'petrified' eunuch alive
- 08Mu-deok's tearful act saves Uk from Jin Mu's punishment
- 09Jin Mu wonders who could have opened the basin's ceiling
- 10Park Jin praises Mu-deok's fuss and believes Uk
- 11The revived eunuch tells Jin Mu what the ice stone feels like
- 12The Queen asks Jin Mu who changed Jang Uk
- 13Mu-deok fears devouring Uk's energy, and he hears a confession
- 14Fake probation and the legend of the Golden Fish
- 15Master Lee catches a Golden Fish with no bait
- 16Jinyowon's leader refuses to help Songrim hunt soul shifters
- 17A girl is marked with moles and scars to become Jin Bu-yeon
- 18Mu-deok sees her own name on Maid Kim's memorial oration
- 19Uk and Master Lee trade secrets about love and Naksu
- 20Songrim's laborers stall at Cheonbugwan to watch Jin Mu
- 21So-i sets her sights on Seo Yul
- 22Mu-deok weeps at the memorial for her father and herself
- 23Seo Yul plans to take someone with him to Seoho Fortress
- 24Uk vows not to lose his last duel
- 25Mu-deok is the prize, and Seo Yul is Uk's last opponent
In playlists

Jang Uk's Best Moments
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Every Alchemy of Souls moment featuring Jang Uk, in story order. Played by Lee Jae-wook.
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Master Lee Cheol's Best Moments
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Every Alchemy of Souls moment featuring Master Lee Cheol, in story order. Played by Im Cheol-soo.
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