: During a chaotic battle with Paul’s superhuman "Alligator" agents, a vial containing the virus breaks, and the substance enters Ja-gyeong. Unlike other hosts, her Dissociative Identity Disorder (DID) allows the virus to manifest as a third internal personality, preventing her from becoming a mindless monster and granting her immense superhuman strength.
: After being shot multiple times by Sa’s men, Lim Sang jumps into a river. He is eventually rescued by Ja-gyeong, leaving his survival as a potential hook for future stories. The Tyrant Season 1 - Episode 4
: After a violent initial confrontation, the assassin Lim Sang and the infiltrator Chae Ja-gyeong form a temporary truce. Their shared goal—eliminating the mutual threat of Mo-yong and Paul—overrides their original mission to kill one another. : During a chaotic battle with Paul’s superhuman
: An epilogue set 15 years prior shows a young Ja-gyeong at Mr. Chae’s doorstep. This confirms the series' placement in the same cinematic universe as the The Witch movies , implying Ja-gyeong may have been an escaped test subject long before her infection in this series. Cast and Production Lim Sang Cha Seung-won Former agent turned hitman Director Choe Kim Seon-ho Mastermind of the unofficial Tyrant Project Agent Paul Kim Kang-woo US agent sent to retrieve the sample Chae Ja-gyeong Jo Yoon-su Skilled infiltrator with multiple personalities He is eventually rescued by Ja-gyeong, leaving his
: To ensure the secrets of the Tyrant Program never fall into the wrong hands, Director Choe commits suicide after realizing Director Sa is actually working for a shadowy group called "Head One".
The finale concludes with heavy casualties and significant lore revelations:
Directed by , known for New World and The Witch , the episode is noted for its gritty, dimly lit atmosphere and "splatter-fest" action sequences. While some reviewers found the dark cinematography challenging, the finale received praise for its breakneck pace and the charismatic performance of its lead cast.