Moon River

Crown Prince Yi Gang, still mourning his Crown Princess five years after her death, encounters Park Dal I, a peddler from Boryeong who has come to Hanyang to save her neighbor's daughter. Struck by her uncanny resemblance to his deceased wife, Yi Gang becomes captivated and begins following her, unaware of her true identity or purpose.

Involved: Yi Gang — Participant · Dal I — Participant

After five years of secretly seeking revenge for the unjust death of his Crown Princess Yeon Wol, Yi Gang is confronted with her apparent return, alive but without any memory of her former life. This shocking development throws his careful plans for revenge into disarray and reignites both his hope and his grief.

Involved: Yi Gang — Participant · Dal I — Subject

As Dal I begins to process her complicated feelings after learning Yi Gang has a fiancée, Grand Prince Yi Un separately learns a shocking secret about Kim U Hui. The revelation deepens the tension in their unresolved romantic history and adds complexity to the political marriage being arranged for her.

Involved: Un — Participant · U Hui — Subject

Crown Prince Yi Gang and Park Dal I wake up to discover their souls have swapped bodies, throwing both of their lives into chaos. This begins their tumultuous journey to understand and reverse the swap, forcing them to navigate each other's worlds and responsibilities. Around the same time, Kim U Hui formally enters the palace as a bride candidate for the Crown Prince.

Involved: Yi Gang — Participant · Dal I — Participant · U Hui — Participant

Rumors spread through the palace that the Crown Prince and a eunuch slept together, an incident tied to the ongoing body-swap chaos. Kim Han Cheol seizes on the scandal to increase pressure for Dal I's arrest, forcing Yi Gang to devise a plan to protect her.

Involved: Yi Gang — Participant · Dal I — Target · Han Cheol — Antagonist

As preparations for Yi Gang's state wedding move forward in the palace, Dal I distances herself from him and travels the country in search of evidence proving Kim Han Cheol's crimes. Her investigation becomes a key thread in uncovering the truth behind the political conspiracy surrounding the throne.

Involved: Dal I — Investigator · Han Cheol — Subject

Yi Gang offers Park Dal I a concubine's contract, an attempt to keep her close despite the political pressures of his upcoming state wedding. Their happiness is short-lived, however, as a hidden figure escapes captivity, prompting Yi Gang to finally set his long-held revenge plan into motion.

Involved: Yi Gang — Participant · Dal I — Participant

Yi Gang and Dal I finally uncover the mechanism behind their repeated body swaps, gaining crucial insight into the mystery that has upended both their lives. At the same time, unexpected witnesses come forward, framing Dal I as the mastermind behind a related incident and putting her in serious danger.

Involved: Yi Gang — Participant · Dal I — Target

After escaping from a villa, Kim U Hui runs away together with Grand Prince Yi Un, finally acting on their long-suppressed feelings despite the political consequences. Meanwhile, Yi Gang and Dal I separately uncover shocking secrets of their own, leaving both couples' futures in disarray.

Involved: U Hui — Participant · Un — Participant · Yi Gang — Participant · Dal I — Participant

Park Dal I fully regains her memories as the deposed Crown Princess Yeon Wol but chooses to hide this truth from Yi Gang. In parallel, Grand Prince Yi Un is prepared to die for Kim U Hui, underscoring the escalating stakes of both central relationships.

Involved: Dal I — Participant · Yi Gang — Unaware Party · Un — Participant · U Hui — Participant

For the sake of her family, Park Dal I reveals to the court that she is Gang Yeon Wol, the deposed Crown Princess, a confession with major consequences for her safety and the political order. Yi Gang uses every means at his disposal to rescue her, while also uncovering further clues in his investigation against Kim Han Cheol.

Involved: Dal I — Participant · Yi Gang — Rescuer · Han Cheol — Subject

With Yi Gang and Kim U Hui's state wedding approaching, the pair must retrieve a secret agreement from the mountain villa and return to Hanyang within a strict time limit. The mission ties directly into exposing Kim Han Cheol's crimes before the wedding can proceed.

Involved: Yi Gang — Participant · U Hui — Participant

The national wedding between Yi Gang and Kim U Hui is interrupted as Kim Han Cheol leads the Nameless group in an assault on the palace, while Yi Gang searches desperately for Dal I. This climactic confrontation brings the series' central revenge and romance arcs to a head in the final episode.

Involved: Han Cheol — Antagonist · Yi Gang — Participant · Dal I — Participant · U Hui — Participant